HomeMy WebLinkAboutBid Opening - Public WorksGRANT COUNTY
COMMISSIONERS AGENDA MEETING REQUEST FORM
(Must be submitted to the Clerk of the Board by 12:00pm on Thursday)
REQUESTING DEPARTMENT: PUBLIC WORKS
REQUEST SUBMITTED BY: SHILO NELLIS
CONTACT PERSON ATTENDING ROUNDTABLE: DAVE BREN
CONFIDENTIAL INFORMATION: ❑YES ® NO
DATE: 1 2/04/24
PHONE: 509-754-6082
�TYPE(S) OF DOCUMENTS
SUBMITTED:
(CHECK ALL
THAT APPLY)
[]Agreement / Contract
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® Bid Opening Scheduled
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SUGGESTED WORDING FOR AGENDA: {Who, What, When, Wh , Term, cost, etc.}
AUTHORIZATION TO CALL FOR BIDS FOR THE EPHRATA LANDFILL PHASE
4 CONSTRUCTION PROJECT. BID OPENING SCHEDULED FOR JANUARY
9TH)2025
If necessary, was this document reviewed by accounting? ❑ YES ❑ NO 0 N/A
If necessary, was this document reviewed by legal? ❑ YES ❑ NO 0 N/A
DATE OF ACTION: I Z--` L&�'(-j
APPROVE: DENIED ABSTAIN
D2:
�G
D3: f� j
DEFERRED OR CONTINUED TO:
JS
' EC 0 5 2024
,I
4/23/24
AUTHORIZATION
TO
CALL FOR BIDS
Authorization given: December 10, 2024
to CALL FOR BIDS by the Department of Public Works for:
Ephrata landfill Phase 4 Construction
Bid opening date to be January 9, 2025 at 1:00 P.M.
at the Grant County Public Works Department, 124 Enterprise St. S.E., Ephrata, WA 98823
BOARD OF COUNTY COMMISSIONERS
GRANT COUNTY, WASHINGTON
Yea Nay Abstain
0 El
pp rr
Cindy Carter, Chair
Id
❑ ❑
Danny E tone, Vice - Chair
E�/ ❑ ❑
Rob Jo(ne a er
Approved: ATTEST:
Interim Public Works Director Clerk of the Board
7
2025 Ephrata Landfill Phase 4 Construction
Project Description
The proposed construction includes the construction of a bottom lining and leachate collection system for
the Phase 4 Development landfill area (approximately 14 acres) and double bottom -lining for the leachate
pond. The project includes installation of a geosynthetic clay liner (GCL), installation of a 60-mil HDPE
geomembrane liner, placement of a geotextile cushion layer, placement of 18 inches of leachate collection
layer, landfill gas system piping, and other incidental work for the landfill. For the landfill gas system,
includes a buried, perimeter manifold that connects to the existing flare facility, aboveground lateral
pipes, connection to the existing horizontal gas trenches and leachate cleanouts.
2025 Ephrata Landfill Phase 4 Construction
Form 05-PD-189/Rev. 06/2024
Engineer's Opinion (Estimate) of Probable Cost
Project Name
Ephrata Landfill Phase 4 Development
Location
G ra my County, WA
Owner
Grant County Public Works Department
Estimated By: CYP
Date: 10/11/2024
ITEM I SPEC
NO. SECTION DESCRIPTION
1
N/A
Mobilization
2
1-05.5(4)
Surveying
3
1-07.28(4)
Site Health and Safety
4
2-11.5
Trimming and Cleanup
5
2-03.5
Crushed Surfacing (In -Place)
6
2-03.5
Excavation, Haul, and Stockpile
7
2-03.5
Embankment and Compaction
8
2-03.5
GCL Bedding Layer from Offsite Borrow Area (In -Place)
9
2-03.5
Leachate Collection Layer from Offsite Borrow Area (In -Place)
10
2-03.5
Stormwater Ditch (In -Place)
11
7-06.6
6-inch HDPE Solid Wall Leachate Pipe
12
7-06.6
6-inch HDPE Perforated Leachate Pipe
13
7-10.6
4-inch HDPE Solid Wall LFG Pipe
14
7-10.6
6-inch HDPE Solid Wall LFG Pipe
15
7-10.6
8-inch HDPE Solid Wall LFG Pipe
16
7-10.6
LFG Wellheads
17
8-05.9
Geosynthetic Clay Liner (GCL) (In -Place)
18
8-05.9
60-mil HDPE Geomembrane (In -Place)
19
8-05.9
Geocomposite Drainage Layer (In -Place)
20
8-05.9
jStormwater Berm (In -Place)
21
8-05.9
Geomembrane Pipe Penetration
Project No.
555-3746-00109.08
Date
October 23, 2024
Checked By: DON
Date: 10/23/2024
Approved By:
Date:
QTY
UNIT
UNIT PRICE
TOTAL COST
1
LS
$300,000.00
$300,000.00
1
LS
$60,000.00
$60,000.00
1
LS
$6,000.00
$6,000.00
1
LS
$2,000.00
$2,000.00
900
CY
$31.00
$27,900.00
27,000
CY
$5.00
$135,000.00
14,000
CY
$5.00
$70,000.00
8,000
CY
$15.00
$120,000.00
24,000
CY
$25.00
$600,000.00
2,000
LF
$7.00
$14,000.00
370
LF
$34.00
$12,580.00
1,500
LF
$34.00
$51,000.00
1,300
LF
$25.00
$32,500.00
560
LF
$34.00
$19,040.00
1,600
LF
$89.00
$142,400.00
11
EA
$11,200.00
$123,200.00
48,000
SY
$15.00
$720,000.00
48,000
SY
$11.00
$528,000.00
48,000
SY
$11.00
$528,000.00
1,500
LF
$36.00
$54,000.00
2
EA
$632.00
$1,264.00
Subtotal Project Cost
$3,546,884
Sales Tax
8.2%
$290,844
TOTAL PROJECT COST
$3,837,728
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