15-068.00 Spokane County Utilities: Flora Pit Sewer Connection IS- ID( .8
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UTILITIES DIVISION
KEVIN R. COOKE, P.E., DIRECTOR
A DIVISION OF THE PUBLIC WORKS DEPARTMENT
April 2, 2015
City of Spokane Valley
11707 E. Sprague Avenue, Suite 106
Spokane Valley, WA 99206
Attn.: Chris Bainbridge, City Clerk
RE: Authorizing the Execution of a Memorandum of Understanding with the City
of Spokane Valley for Installation of a Flora Pit Road Sewer Connection as part
of the Sullivan Road West Bridge Replacement Project
Dear Chris,
Attached please find the following:
• Copy of Resolution No. 2015-0270 (for your file); and
• Two duplicate original Memorandums of Understanding.
Please have both MOU's executed and return one to my office for our files.
Thank you so much!
Yours truly,
()O666
wo
Daniela Erickson
Program Specialist
Spokane County Division of Utilities
End.
1026 WEST BROADWAY AVENUE, 4TH FLOOR • SPOKANE, WA 99260-0430
PHONE: (509) 477-3604 • FAX: (509) 477-4715 • TDD: (509) 477-7133
No. ago
BEFORE THE BOARD OF COUNTY COMMISSIONERS
OF SPOKANE COUNTY, WASHINGTON
IN THE MATTER OF AUTHORIZING THE )
EXECUTION OF A MEMORANDUM OF )
UNDERSTANDING WITH THE CITY OF SPOKANE ) RESOLUTION
VALLEY FOR INSTALLATION OF A FLORA PIT )
ROAD SEWER CONNECTION AS PART OF THE )
SULLIVAN ROAD WEST BRIDGE REPLACEMENT )
PROJECT
WHEREAS, pursuant to the provisions of the Revised Code of Washington (RCW) Section
36.32.120(6)the Board of County Commissioners of Spokane County(hereinafter"the Board") has
the care of County property and the management of County funds and business; and
WHEREAS, pursuant to the provisions of RCW Chapter 36.94, the Board has the authority to
construct, operate and maintain a system of sewage pursuant to the adopted Comprehensive
Wastewater Management Plan; and
WHEREAS, as part of its Transportation Improvement Program,the City of Spokane Valley
(hereinafter"the City") has initiated construction of the Sullivan Road West Bridge Replacement
Project (hereinafter "the Bridge Project") over the Spokane River, which will remove the
existing southbound Sullivan Road bridge and construct a wider bridge at the same location; and
WHEREAS, Spokane County (hereinafter "the County") plans to construct a gravity sewer
pipeline in the near future that will begin in the vicinity of Euclid Avenue and Flora Road and
terminate with a connection to an existing sanitary sewer manhole in the median of Sullivan
Road at Flora Pit Road. The portion of gravity sewer pipeline crossing the northbound lanes of
Sullivan Road and the manhole connection (collectively, "Flora Pit Road Sewer Connection")
are located within the limits of the Bridge Project; and
WHEREAS, imminent Bridge Project temporary traffic control measures along Sullivan
Road will conflict with and prevent lane closures needed for the Flora Pit Road Sewer
Connection during the period when the County anticipates its new gravity sewer pipeline will be
completed and placed in service; and
WHEREAS, there is insufficient time for the County to first select a construction contractor
through its normal competitive processes and then construct the Flora Pit Road Sewer
Connection before the conflicting Bridge Project temporary traffic control measures are
implemented; and
WHEREAS, the Bridge Project includes buried utility construction activities, such as
excavation, pipe installation, backfill, compaction, pavement restoration, and temporary traffic
control. And as a result, the Bridge Project prime contractor, and its approved subcontractors,
1 of 2
No. a0 15- D a(Q°
have the requisite qualifications, expertise, personnel, and equipment to construct buried sewer
pipeline facilities; and
WHEREAS, the City and County agree that incorporating the Flora Pit Road Sewer
Connection into the Bridge Project via a change order will allow that work to be completed
before the conflicting Bridge Project temporary traffic control measures are implemented.
Consequently, this strategy would minimize adverse impacts to both Parties and benefit
ratepayers,taxpayers, and the traveling public; and
WHEREAS, the County is agreeable to reimburse the City for sewer related construction
expenses for the Flora Pit Road Sewer Connection as outlined in the attached Memorandum of
Understanding; and
WHEREAS, it is recommended that the Director of the Spokane County Utilities Division
be authorized to execute the attached Memorandum of Understanding to reimburse the City for
sewer related construction expenses for the Flora Pit Road Sewer Connection; and
NOW, THEREFORE, BE IT RESOLVED by the Board of County Commissioners of
Spokane County that the Director of the Spokane County Utilities Division be authorized to
execute the attached Memorandum of Understanding to reimburse the City for sewer related
construction expenses for the Flora Pit Road Sewer Connection, as well as any resulting
amendments and documents relative to the Agreement,with the City of Spokane Valley.
PASSED AND ADOPTED this ) St day ofMarat, 2015.
BOARD OF COUNTY COMMISSIONERS
coM \�l1 OF SPOKANE COUNTY, WASHINGTON
i O 1E CpU o_L l
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5 N
,,�its':, ; Todd Mielke, Chair
!+t J' SEAL - 4
LI-As
ATTEST: Sh: 0'Qu. ,ice-Chair
)4i11441k- died
Ginna Vasquez,Interim Clerk o e Board Al French,C• 'ssioner
2 of 2
MEMORANDUM OF UNDERSTANDING
BETWEEN THE CITY OF SPOKANE VALLEY AND
SPOKANE COUNTY FOR FLORA PIT ROAD SEWER CONNECTION
CONSTRUCTION AS PART OF THE SULLIVAN ROAD WEST
BRIDGE REPLACEMENT PROJECT
THIS MEMORANDUM OF UNDERSTANDING (MOU) is between the City of Spokane
Valley (City) and Spokane County(County). The City and County are referred to individually as
a"Party" and collectively as the "Parties."
WHEREAS, as part of its Transportation Improvement Program, the City has initiated
construction of the Sullivan Road West Bridge Replacement Project ("Bridge Project") over the
Spokane River, which will remove the existing southbound Sullivan Road bridge and construct a
wider bridge at the same location; and
WHEREAS, the County plans to construct a gravity sewer pipeline in the near future that will
begin in the vicinity of Euclid Avenue and Flora Road and terminate with a connection to an
existing sanitary sewer manhole in the median of Sullivan Road at Flora Pit Road. The portion
of gravity sewer pipeline crossing the northbound lanes of Sullivan Road and the manhole
connection (collectively, "Flora Pit Road Sewer Connection") are located within the limits of the
Bridge Project; and
WHEREAS, imminent Bridge Project temporary traffic control measures along Sullivan Road
will conflict with and prevent lane closures needed for the Flora Pit Road Sewer Connection
during the period when the County anticipates its new gravity sewer pipeline will be completed
and placed in service; and
WHEREAS, there is insufficient time for the County to first select a construction contractor
through its normal competitive processes and then construct the Flora Pit Road Sewer
Connection before the conflicting Bridge Project temporary traffic control measures are
implemented; and
WHEREAS, the Bridge Project includes buried utility construction activities, such as
excavation, pipe installation, backfill, compaction, pavement restoration, and temporary traffic
control. And as a result, the Bridge Project prime contractor, and its approved subcontractors,
have the requisite qualifications, expertise, personnel, and equipment to construct buried sewer
pipeline facilities; and
WHEREAS, the City and County agree that incorporating the Flora Pit Road Sewer Connection
into the Bridge Project via a change order will allow that work to be completed before the
conflicting Bridge Project temporary traffic control measures are implemented. Consequently,
this strategy would minimize adverse impacts to both Parties and benefit ratepayers, taxpayers,
and the traveling public.
The purpose of this MOU is to define the responsibilities of the Parties and allocate the costs of
the Flora Pit Road Sewer Connection change order between the Parties.
Page 1 of 5
NOW,THEREFORE,the City and County do hereby agree as follows:
ARTICLE 1 —RESPONSIBILITIES OF THE CITY
The City or its authorized contractors, subcontractors, and consultants shall:
1.1 Prepare and execute a change order to the Bridge Project for the Flora Pit Road
Sewer Connection work. The change order shall incorporate the Technical Special
Provisions, drawing(s), list of pay items, and negotiated cost provided to the City by the
County under Article 2 below. The change order shall generally include the following
work:
a. Furnishing and installing approximately 70 feet of 18-inch diameter PVC
sanitary sewer pipe including end plug, excavation, backfill, crushed surfacing base
course and top course, compaction, and HMA pavement restoration.
b. Connecting to an existing sanitary sewer manhole.
c. Providing temporary traffic control for the above work.
1.2 Provide construction administration for the Flora Pit Road Sewer Connection,
including:
a. Review Contractor's materials submittals, samples, and traffic control plans for
conformance with the design concept and compliance with the requirements of the
plans and specifications.
b. Log and track submittals and samples.
c. Observe and inspect the Contractor's work for compliance with the project
requirements.
d. Provide laboratory and in-situ field testing of trench backfill, crushed surfacing
base course, crushed surfacing top course, and HMA pavement restoration materials
and compaction.
e. Field measure and document actual quantities for pay items identified in the
change order.
f. Make progress payments to the Contractor in accordance with the Bridge Project
contract documents.
1.3 Ensure the County has access to the Flora Pit Road Sewer Connection work to
independently observe and inspect the work, participate in specified low pressure air
testing, and perform television inspection of the installed pipe.
Page 2 of 5
1.4 Any modifications or changes to the Flora Pit Road Sewer Connection shall be
coordinated by the City and shall be coordinated with and approved by the County prior
to implementation.
1.5 Prepare and submit invoice(s) to the County for the construction work covered by
the change order and related laboratory and in-situ field testing costs incurred by the City.
ARTICLE 2—RESPONSIBILITIES OF THE COUNTY
The County or its authorized consultant shall:
2.1 Provide the plan, profile, and detail drawings and Technical Special Provisions for
the construction of the Flora Pit Road Sewer Connection to the City. Special Technical
Provisions shall be based on the Washington State Department of Transportation
Standard Specifications for Road, Bridge, and Municipal Construction, 2012 edition.
2.2 Provide a list of pay items, quantities, and approved unit prices for the work. The
County shall gain advance approval of unit prices from the Contractor.
2.3 Provide an independent construction cost estimate as needed to comply with
federal aid funding requirements.
2.4 Observe manhole core drilling and connection work and perform television
inspection of the installed sewer pipe.
ARTICLE 3—ALLOCATION OF COSTS
This MOU, once fully executed, shall establish a commitment by the County to reimburse the
City for those construction costs associated with the Flora Pit Road Sewer Connection and
related laboratory and in-situ field testing costs incurred by the City. The County shall, within
30 days of invoice from the City, compensate the City for costs incurred in an amount not to
exceed $60,000.00 without prior written approval of the County's representative. The County
shall compensate the City for costs above $60,000.00 only with prior written approval of
County's representative,which approval shall not be unreasonably withheld.
ARTICLE 4—DELAYS
If the City's contractor is delayed as a result of the County not completing its responsibilities as
set forth herein, and such condition is in the County's direct control, then the County shall
indemnify, defend and hold the City, its officers, officials, and employees harmless from any and
all claims, injuries, damages, losses or suits, including attorneys' fees, to the extent arising out of
or in connection with such delays, except for delays and damages caused by the City or its
contractor. This provision may not be waived by the Parties except in writing.
•
Page 3 of 5
ARTICLE 5—PERFORMANCE
5.1 The City or its contractor shall promptly and satisfactorily correct Flora Pit Road Sewer
connection work that the County finds to be defective or not in compliance with the City's
approved Bridge Project drawings, specifications, or the executed change order provisions.
5.2 Unless otherwise specified in writing by both Parties, all materials used by the Parties to
perform their respective obligations under this MOU shall be new and in accordance with the
City's approved Bridge Project drawings and specifications.
ARTICLE 6—DURATION; AMENDMENT
6.1 This MOU shall become effective upon signature by the last party to sign, and remain in
effect until all work has been performed. This MOU may only be terminated early by written
mutual agreement of the Parties.
6.2 This MOU may only be amended by written agreement of the Parties.
ARTICLE 7—PARTY REPRESENTATIVES
7.1 For purposes of this Agreement, the County's Representative is Gene Repp. The
County's Representative shall represent the County's interest during the construction of the Flora
Pit Road Sewer Connection, and shall coordinate any modifications or changes needed by the
County conjunction with the work.
7.2 For purposes of this Agreement, the City's representative is Jim Dingfield, the Bridge
Project Senior Engineer—Project Manager.
ARTICLE 8—INDEMNIFICATION
8.1 The City shall indemnify and hold harmless the County and its officers, agents, and
employees, from any and all claims, actions, suits, liability, loss, costs, expenses, and damages of
any nature whatsoever, arising out of any negligent or intentional act or omission of the City, its
officers, agents and employees, relating to or arising out of performance of this MOU. In the
event that any suit based upon such claim, action, loss, or damages is brought against the County,
the City shall defend the same at its sole cost and expense; provided that the County reserves the
right to participate in said suit; and if final judgment in said suit be rendered against the County,
and its officers, agents, and employees, or jointly against the County and the City and their
respective officers, agents, and employees,the City shall satisfy the same.
8.2 The County shall indemnify and hold harmless the City and its officers, agents, and
employees, from any and all claims, actions, suits, liability, loss, costs, expenses, and damages of
any nature whatsoever, arising out of any negligent or intentional act or omission of the County,
its officers, agents and employees, relating to or arising out of the performance of this MOU. In
the event that any suit based upon such claim, action, loss, or damages is brought against the
City, the County shall defend the same at its sole cost and expense; provided that the City
Page 4 of 5
reserves the right to participate in said suit if any principle of governmental or public law is
involved; and if final judgment in said suit be rendered against the City, and its officers, agents,
and employees, or jointly against the City and the County and their respective officers, agents,
and employees,the County shall satisfy the same.
8.3 If the comparative negligence of the Parties and their officers and employees is a cause of
such damage or injury, the liability, loss, cost, or expense shall be shared between the Parties in
proportion to their relative degree of liability and the right of indemnity shall apply to such
proportion.
8.4 Where an officer or employee of a Party is acting under the direction and control of the
other Party, the Party directing and controlling the officer or employee in the activity and/or
omission giving rise to liability shall accept all liability for the other Party's officer or
employee's negligence.
8.5 Each Party's duty to indemnify shall survive the termination or expiration of the MOU.
8.6 The foregoing indemnity is specifically intended to constitute a waiver of each Party's
immunity under Washington's Industrial Insurance Act, chapter 51 RCW, respecting the other
party only, and only to the extent necessary to provide the indemnified Party with a full and
complete indemnity of claims made by the indemnitor's employees. The Parties acknowledge
that these provisions were specifically negotiated and agreed upon by them.
ARTICLE 9—Integration
This MOU is the entire agreement between the Parties and supersedes all prior agreements and
understandings between the Parties concerning its subject matter, whether or not written.
CITY e S 'O VALLEY:
By: AM. r&NA . Date: Q// 7//f
Mi e Jackson,7 anager
By: C • a `1'"`tl Date: H- 11
t••1 Christine Bainbridge, City Clerk U
By: ?• �f✓�u Date: 1/-11
Office GEf the City A orney
SPOKANE COUNTY:
By:
Date:
evin R. Poo P.E.,Director
Spokane Cou Division of Utilities
Page 5 of 5
,,,0 ne
..,,,,,,Valley- CHANGE ORDER NO: 3
DEPARTMENT OF PUBLIC WORKS CONSTRUCTION CONTRACT NO: 14-039
PROJECT: Phase 2-Sullivan Road West Bridge Replacement Project CONTRACT DATE: 8/8/2014
PRIME CONTRACTOR: Max J.Kunoy Company CIP NO: 0155
DESCRIPTION OF CHANGES
This Change Order pertains`to: Bid Schedule E-UhTitios(Reimbursable)
Contractor shell construct Spokane County Flora Pit Road Sewer Connection as specified in the attached Techical Special
Provisions end Drawings.
Item No, Description Quantity Unit Price Totel
CO-3.1(E) Mobilization LS 1 $ 2,622.00 $ 2.622:00
CO-3.2(E) Project Temporary Traffic Control LS 1 $ 3,209.00 3 3,209.00
CO 3.3(E) Sawcut ACP or PCC Pavement LF-IN 1155 $ 1.15 5 1.328.25
CO.3.4(E) Remove Asphalt Concrete Pavement SY 125 $ 17.25 $ 2,156,25
CO-3.5(E) Crushed Surfacing Top Course,4 In.Depth SY 125 $ 8.63 S 1,078.75
CO-3.6(E) Crushed Surfacing Base Course,6 In.Depth SY 125 $ 11.50 $ 1,437.50
CO-3.7(E) HMA CI.1(2 In.PG 70-28,0.55 Ft.Depth SY 125 $ 48.30 S 6.037:50
CO-3.8(E). Joint Adhesive LF 185 5 1.15 $ 189:75.
CO-3.9(E) Connection to Existing Sewer Manhole EA t $ 6,900.00 3 6.900.00
CO-3.10(E) Sewer Trench Safety System LF 70 $ 11.00 $ 770.00.
CO-3.11(E) Sewer Connection Works end Materials Warranty LS 1 $ 575.00 $ 575.00
CO-3.12(E) 18-Inch Gravity Sewer Pipe LF 70 $ 299.00 S 20.930.09
Subtotal 3 47,234.00.
8.7%Sales Tax(applicable only to Bid schedules C D.and EI $ 4.109.36
Total Amount of this Chan,o Order incl.Tax): 5 51,343.36
PHYSICAL'COMPLETION
Original Contract Working Days: 484 Revision By This Change Order. 10
Revisions by Prior Change Orders: 0 Total Revised Contract Working Days: 494
CONTRACT AMOUNT
THESE CHANGES RESULT IN THE FOLLOWING ADJUSTMENTS OF TOTAL CONTRACT AMOUNT:
ORIGINAL TOTAL CONTRACT AMOUNT 5 12,307,580.31
TOTAL PRIOR CONTRACT CHANGE ORDER AMOUNT(through c002) ,_ _ $ 6,839.00
TOTAL CONTRACT AMOUNT PRIOR TO THIS CHANGE ORDER - $ 12,314,399.31
NET THIS CHANGE ORDER _ _ ..�. $ 51,343.36
TOTAL CONTRACT AMOUNT INCLUDING THIS CHANGE ORDER S 12:365,742.67
CONTRACTOR ACCEPTANCE: DATE: `ii131,5
The contractor hereby acme s this dju .erlhe t s•' -•Ion 1.04.4 of the original contract.
RECOMMENDED BY: .---_c A�l-.• DATE:
i Pro)od or l
APPROVED BY: / �� DATE: �/�'/c
S.. County, '.Itieridredor
APPROVED BY: DATE: ./3//S'---
P . Works Director / `
APPROVED BY: ��L / DATE: 9//`.)//J '-
City Manager ` ll[
ATTACHMENTS:
Flora Pit Road Sewer Connection Technical Special Provisions(5 Pages)
Flora Pit Road Sewer Connection Drawing(1 Sheet)
Spokane County Standard Plan U-11(1 Sheet)
D/sMbuton:
ORIGINAL TO: City of Spokane VaSay Glades Olsce
COPIES TO: Contractor,PW Project Flle,Project Inspector,Finance Department,Spokane County
COSY Rem 9/5/2014
FLORA PIT ROAD SEWER CONENCTION
TECHNICAL SPECIAL PROVISIONS
The following Technical Special Provisions to the "Standard Specifications" are made part of this Contract
and supersede all conflicting provisions of the "Standard Specifications" and "General Special Provisions"
for the Flora Pit Road Sewer Connection work only. These Technical Special Provisions to not apply to
other parts of the Contract. The "Standard Specifications" are the Washington State Department of
Transportation: Standard Specifications for Road, Bridge, and Municipal Construction, 2012 as modified by
the Amendments. The numbers preceding the section title refer to the corresponding section of the
"Standard Specifications", Amendments to the "Standard Specifications" or to the "General Special
Provisions". "Division of Utilities" refers to Spokane County Division of Utilities; the Owner of the sanitary
sewer system.
SECTION 7-05 MANHOLES,INLETS,CATCH BASINS,AND DRYWELLS
7-05.3(3) CONNECTIONS TO EXISTING MANHOLES
Add the following:
The Contractor shall make the connection in accordance with Spokane County Standards (Ref.
Standard Plan No. U-11) and the details shown on the Plans. The Contractor shall verify the existing
manhole invert elevation prior to laying the new upstream line. Any deviation of the invert elevation
grade of the upstream pipe so as to meet the design elevation
be adjusted for in the9
from theplans shallp P p
at the next upstream manhole. When the connection to an existing manhole will bring existing flow
immediately to the new line,the Contractor shall not make the connection until all downstream lines are
inspected and accepted by the Engineer.
In making connection to existing manholes, core the manhole to the diameter sufficient for installation of
the adapter diameter required for the pipe diameter shown on the Plans. Coring shall also include the
manhole channel. Install the adapter and connect the new pipe to the manhole. Adapters shall be
"Inserta Tee"by Fowler Industries, no substitutes will be accepted. Shape the new manhole channel to
provide a smooth and uniform transition to the existing channel. The new channel shall slope at a
minimum of 0.5%slope, unless the Division of Utilities accepts a flatter slope.
Connections to existing manholes shall be coordinated through the Engineer with a minimum of
24 hours notice. The Division of Utilities' representative shall be on-site prior to manhole core
drilling and during connection. In addition,the Contractor shall notify Wastewater Operations at
509-477-1984 24 hours prior to performing the work.
7-05.4 MEASUREMENT
Add the following:
"Connection to Existing Sewer Manhole,"will be measured per each.
7-05.5 PAYMENT
Add the following:
"Connection to Existing Sewer Manhole,"per each.
The payment for the various items specified above shall be full pay for furnishing all labor, materials,
tools, and equipment necessary to complete each unit according to the plans and specifications,
including the furnishing and placing of all accessories.
Flora Pit Road Sewer Connection 1 Sullivan Road West Bridge Replacement
Change Order No. 3
Payment for "Connection to Existing Sewer Manhole" shall include all work related to coring, adapter
installation, channel modifications, saw cutting, sewer flow diversion. Work related to pavement
removal and replacement, crushed surfacing replacement, curbs and gutters, and adjusting frame and
cover shall be included in work. In cases where no modification to the existing manhole or its
components is required, and connection requires only removal of an existing pipe or cap, no payment
shall be made under this bid item, and the cost of such a connection shall be incidental to other bid
items.
SECTION 7-08 GENERAL PIPE INSTALLATION REQUIREMENTS
7-08.3(1)C BEDDING THE PIPE
On Page 6-169 of the General Special Provisions, supplement the heading, "PVC Storm Water Pipe
Bedding and Ductile Iron Storm Water Pipe"with"Sewer Pipe Bedding".
Delete the third paragraph of the Standard Specifications in its entirety.
7-08.3(2)A SURVEY LINE AND GRADE
Add the following:
The Contractor shall be responsible for all horizontal and vertical construction staking necessary for
the installation, construction or reconstruction of the sanitary sewer, drainage, pavement marking,
illumination and signals, guardrails and barriers, and signing. The Contractor will be provided the
survey control data by the Contracting Agency. All calculations, surveying, and measuring required
for setting and maintaining the necessary lines and grades shall be the Contractor's responsibility.
The cost of such work shall be incidental and included within the unit bid prices.
Contractor supplied survey work may include but not be limited to the following:
Setting and maintaining 2-inch by 2-inch offset hubs with a tack at 50-foot intervals for sewer line and
grade. The offset hubs shall be set perpendicular to the sewer line,with two hubs set at manholes. The
stationing, offset distance, cut to invert, and hub elevation shall be marked on the guard stake. A copy
of cut sheets with reference to actual benchmark elevations shall be provided to the Engineer at the
same time it is supplied to the Contractor, but not less than 2 working days prior to construction.
Add the following new Section 7-08.3(5)GUARANTEES:
7-08.3(5) GUARANTEES
The Contractor shall warrant all work and materials associated with the manhole connection and re-
channelization, PVC sewer main, and asphalt roadway patch for a period of two years. The
warranty period shall commence on the date of Substantial Completion of this work under Change
Order 3 as established,in writing, by the Engineer.
7-08.4 MEASUREMENT
Add the following:
Measurement of the Sewer Trench Excavation Safety System will be by the linear foot measured along
the centerline of the pipe for the main line and will also include the centerline length of side sewer pipe.
Measurement of Flora Pit Road Sewer Connection Work and Materials Warranty will be by lump sum.
Flora Pit Road Sewer Connection 2 Sullivan Road West Bridge Replacement
Change Order No.3
7-08.5 PAYMENT
Add the following:
Payment will be made in accordance with Section 1-04.1 for each of the following bid items that are
included in the proposal:
"Sewer Trench Excavation Safety System,"per linear foot.
Payment for removal, hauling and disposal of excess backfill will be considered incidental to the cost of
pipe installation.
The"Sewer Trench Excavation Safety System"bid item is intended to reflect a true cost of providing the
Trench Excavation Safety System. Bids received with a lower than reasonable cost may be judged to
be non-responsive and therefore rejected. Payment for the Trench Excavation Safety System shall not
be construed as acceptance or approval of the Contractor's Trench Excavation Safety System.
Payment shall be made for mainline and side sewer installation where a trench safety system is used.
Payment for the trench fence will be considered incidental to the cost of pipe installation.
"Sewer Connection Work and Materials Warranty", lump sum.
The lump sum unit Contract payment shall be full compensation for all costs incurred by the
Contractor to provide a two year warranty on work and materials associated with Flora Pit Road
Sewer Connection.
SECTION 7-17 SANITARY SEWERS
7-17.2 MATERIALS
Add the following:
ABS Composite Pipe, Profile Wall PVC,and Vitrified Clay Pipe shall not be used on this project.
Polypropylene pipe may be approved for use on specific projects by the Sewer Design Manager,
subject to review and approval on a case-by-case basis.
Repair couplings are subject to the approval of the Engineer. No "Calder Type" couplings will be
allowed.
All fittings, except PVC Tees and Wyes, shall meet the same specifications as the pipe. PVC Tees
and Wyes installed in the sewer main shall meet the specifications for ASTM D-3034 SDR 26 and
shall be as manufactured by GPK, Multi-Fitting, Plastic Trends or approved equal.
Where service connections are to be installed on existing sewer lines, refer to the requirements in
Section 7-18.3(1)"Side Sewers—General—Tap&Connect to Existing Sewer".
7-17.3(2)A GENERAL
Delete the first paragraph and replace it with the following:
All sewers and appurtenances shall be reasonably clean prior to acceptance. Prior to the roadway patch
and before the sewer main end cap is installed a deflection test by the Contractor and television inspection
by the Division of Utilities will be completed. All sewer mains and sewer service stubs shall be tested by the
low pressure air method.
Flora Pit Road Sewer Connection 3 Sullivan Road West Bridge Replacement
Change Order No.3
7-17.3(2)F LOW PRESSURE AIR TEST FOR SANITARY SEWERS CONSTRUCTED OF NON AIR-
PERMEABLE MATERIALS
Add the following:
Test Gauge
The Contractor shall provide a female quick coupling equal to AMFLO C 2 to fit a County-supplied
gauge with an AMFLO CP2 male fitting. The Contractor shall also continue to supply a gauge that can
be monitored concurrently with the County's gauge.
7-17.3(2)G DEFLECTION TEST FOR THERMOPLASTIC PIPE
Delete the first sentence of the first paragraph and replace with the following:
Sanitary sewers constructed of thermoplactic pipe shall be tested for deflection after the trench
backfill and compaction has been completed and prior to the installation of the roadway patch.
7-17.3(2)H TELEVISION INSPECTION
Add the following:
Television inspections are performed to assure the Engineer that the Contractor's work complies with
the contract documents. Refer to section 1-05.6 regarding inspection of workmanship and materials.
The entire length of mainline pipe shall be television inspected prior to pavement replacement, by the
Division of Utilities, at no cost to the Contractor. The Contractor shall cooperate fully with the
Engineer in preparing the lines for television inspection. Any costs associated with this preparation,
including but not limited to making manholes accessible for video equipment and flushing/cleaning
the lines, shall be incidental to other bid items and no separate payment will be made. Further, the
Contractor shall coordinate with the Engineer to insure that requests for pre-pavement television
inspections are submitted and scheduled to allow the work to be completed prior to paving. A one-
hour TV crew charge shall be billed to the Contractor for failure to have the sewer.lines adequately
accessible for inspection.
At the Engineer's discretion, portions of the pre-pavement television inspection may be waived. This
does not relieve the Contractor of the responsibility to correct deficiencies.
If deficiencies that require correction are noted during the television inspection, including cleaning
faults that may have prevented its completion, the Contractor shall perform the necessary work and
schedule a subsequent pre-pavement television inspection. All costs associated with subsequent
pre-pavement television inspections performed to verify correction of deficiencies shall be borne by
the Contractor.
Following the pavement replacement and prior to the acceptance of the completed project, all sewer
mainline pipes shall again be television inspected by the Division of Utilities at no cost to the
Contractor. The cost of all subsequent post-pavement television inspections required to verify
correction of deficiencies shall be borne by the contractor. A one-hour TV crew charge shall be billed
to the Contractor for failure to have the new sewer completed, accessible and cleaned to the
satisfaction of the Division of Utilities. Prior to the final television inspection,the Contractor shall have
inverts poured, manhole rings and covers installed, paving completed, lines free of debris, and all
testing and construction observation completed.
Flora Pit Road Sewer Connection 4 Sullivan Road West Bridge Replacement
Change Order No. 3
7-17.4 MEASUREMENT
Delete the second paragraph in its entirety.
7-17.5 PAYMENT
Delete the contents of this Section and replace with the following:
Payment will be made in accordance with Section 1-04.1, for each of the following Bid Items that are
included in the proposal:
"18-Inch Gravity Sewer Pipe,"per linear foot.
The unit contract price per linear foot for sewer pipe of the kind and size specified shall be full pay for all
trench excavation and backfill (unimported and imported) below finished subgrade, preparation of the
roadway subgrade to the lines and grades, furnishing, hauling and assembling in place the complete
installation including all special fittings,joint materials, adjustment of the inverts to manholes, furnishing
and placing unimported pipe bedding, and all trench compaction below subgrade.
All costs for labor, material and equipment required to conduct the leakage tests required in Section 7-
17.3(2) and 7-18.3(3) shall be considered incidental to and included in the unit contract price per linear
foot for sewer pipe of the kind and size specified and no additional payment shall be made.
Payment of 50% of the unit contract price for gravity sewer pipe and side sewer pipe may be
made after the pipe is installed,tested,flushed,and made accessible for video inspection.
Full payment shall not be made for main line sewer pipe until the full width of the road subgrade
has been rough-graded within -0.25 to +0.25 feet of its final grade, and vehicular access has
been re-established for the adjacent properties.
Flora Pit Road Sewer Connection 5 Sullivan Road West Bridge Replacement
Change Order No.3
,
6" RAD. a°
UPSTREAM
SWEEP (TYP.) NI .
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i I MATCH
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PLAN SECTION B-B
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I NOTES:
•1. THE SHELF AND CHANNEL
2% 2% SHALL HAVE A SMOOTH FINISH.
2. CONSTRUCT SHELF TO THE
CROWN UNE OF PIPE.
116
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2" RAD. (TYP.)
SECTION A-A . Pl."'-'..,,.'
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APPROVED: 7i B STANDARD SHELT
ununla I
it 71 TYPICAL CHANNEL DETAIL U-11 •
SPOKANE COUNTY
DEPARTMENT OF PUBLIC WORKS
NO. DATE 13Y do. I APPR.I R EMS ON SPOKANE. WA. 002) 477.3004