HomeMy WebLinkAbout110617_ca05Department of Public Works
O Consent Agenda
Page 1 of 1
Jefferson County
Board of Commissioners
Agenda Request
To: Board of Commissioners
Philip Morley, County Administrator
From: Monte Reinders, Public Works Director/County Engi7A—
Subject:
Agenda Date: November 6, 2017 Change Order No. 1 with Interwest Construction Inc. for
Olympic Discovery Trail, S. Discovery Bay, Segment A- Phase 1 £t2
County Project No. 1801955
Statement of Issue: Authorization of Change Order No. 1 in the amount of $7,402.98
and an additional six (6) working days for the above referenced project.
Analysis/Strategic Goals/Pro's ft Con's: Public Works has completed the Olympic
Discovery Trail project in South Discovery Bay, Segment A- Phase 1 Et 2 construction.
Change Order No 1 is necessary to reconcile the final project costs.
Fiscal Impact/Cost Benefit Analysis: This change order will both increase the total
contract amount by $7,402.98 from $987,654.32 to $995,057.30, and add six (6)
working days. Construction is funded through RCO and Jefferson County, with
additional matching funds previously spent on Discovery Bay restoration by NOSC.
Recommendation: Public Works recommends that the Board execute all three (3)
Change Order No. 1 and return two signed originals to Public Works for further
processing.
Department Contact: John Fleming, P.E., Project Manager, 385-9160.
Reviewed By:
f
'p Morle Co my Administ
Date
40
JEFFERSON COUNTY
Sheet 1 of 2
DEPARTMENT OF PUBLIC WORKS
Change
1
Date: 10/17/2017
CHANGE ORDER
Order No.
Ordered by County Engineer under terms of
FRISection 1 - 04. 4 of the Standard Specifications
1$019550
Project No.
Change proposed by Contractor
To:
609 North Hill Blvd
Burlington, WA 98233
Endorsed by: Interwest Construction, Inc.
antractor Firm Name 10/25/17
ralo
Signature Date
President
Project Title:
Olympic Discovery Trail, South Discovery Bay,
Title
Consent given by Surety: (when required)
Segment A- Phase 1 & 2
By:
Attorney -in -Act Date
You are ordered to perform the following described work upon receipt of an approved copy of this change order:
1) HMA mobilization;
2) Quarry Spall for retaininge wall foundation;
3) Quarry spall for geosynthetic slope foundaiton;
4) Soil residual herbicide under HMA at Station 89+87 to 108+00 and 1+15 to 2+13;
5) Retaining wall shop drawings from Hilfiker;
6) Drainage system at Station 99+10 to 102+20 and 111+00, 12' of 18" concrete culvert;
7) 30" flex coupling at Station 119+50, 40' of 12" HDPE culvert at Station 90+95, Locate Century Link cables at
Station 125+00 to 128+00, 2' tall quarry spall wall at Station 116+94 to 117+04;
8) Soil residual herbicide under HMA at Station 107+50 to 128+72; Berm & marker posts at trail end at Old
Gardiner Road;
9) Remove trail soft spots, replace with CSBC;
10) Fence Type 6- 2 @ 3' gates and 12' opening to access culverts.
All work materials and measurement to be in accordance with the provisions of the standard specifications and
special provisions for the type of construction involved.
ORIGINAL
CURRENT
ESTIMATED
ESTIMATED
CONTRACT
CONTRACT
NET CHANGE
CONTRACT TOTAL
AMOUNT
AMOUNT
THIS ORDER
AFTER CHANGE
$987,654.32
$987,654.32
$7,402.98
$995,057.30
ORIGINAL
CURRENT
CONTRACT TIME
NEW CONTRACT
CONTRACT TIME
CONTRACT TIME
CHANGE(Add/Del)
TIME
106
106
6
112
RECOMMENDED AP ' REC ENDED
nAPPROVAL
4si
�
Project Manager Date Cou ty n neer ate
APPROVAL C MM143ED APPROVED
(00 bi
Engin ces r Date Chair, Jefferson County Commissioners Date
-I
JEFFERSON COUNTY
Project No.
18019550
Sheet: 2 oP2
DEPARTMENT OF PUBLIC WORKS
Change
Date: 10/17/2017
CHANGE ORDER ESTIMATE
OtderNo.
_
DESCRIPTION
UNIT
UNIT
ESTIMATED
QUANTITY
ESTIMATED
AMOUNT
ITEM GROUP
NO. NO.
MEASURE
PRICE
CHANGE
CHANGE
NEW ITEMS
29
HMA MOBILIZATION
LS
$1,552.40
1.00
51,552.40
31
-----QUARRY SPALL FOR RETAINING WALL FOUNDATION
SF
$37.00
78.00
52,886.00
32
QUARRY SPALL FOR GEOSYNTHETIC SLOPE FOUNDATION
SF
$30.00
396.00
S11,880.00
33
SOIL RESIDUAL HERBICIDE STA 89+87 TO 108+00 & 1+15
LS
$1,583.43
1.00
$1,583.43
34
-TO -2+
RETAINING WALL SHOP DRAWINGS FROM HILFIKER
LS
$786.50
1.00
$786.50
35
DRAINAGE SYSTEM STA 99+10 - 102+20 & 111+00; 12' OF 18"
CONCRETE CULVERT
LS
59,666.80
1.00
$9,666.80
36
30" FLEX COUPLING STA 119+50; 40' OF 12" HDPE CULVERT
STA 90+95; LOCATE CENTURY LINK CABLES STA 125+_0.0 -
LS_
$2,728.73
1.00
$2,728.73
37
SOIL RESIDUAL HERBICIDE STA 107+50 - 128+72
LS
$1,543.88
1.00
$1,543.88
38
BERM & MARKER POSTS AT TRAIL END AT OLD GARDINER R
LS
$1,750.09
1.00
$1,750.09
39
REMOVE TRAIL SOFT SPOTS, REPLACE WITH CSBC
LS
$2,392.02
1.00
$2,392.02
40
- -
F
FENCE TYPE 6- 2 @ Y GATES, 12' OPENING
LS
$1,289.69
1.00
$1,289.69
EXISTING ITEMS
14.00
-65.88
($922.32)
5 ROADWAY EXCAVATION INCL. HAUL CY
6
GRAVEL BORROW INCL. HAUL
TON
15.00
276.80
54,152.00
5.00
7 EMBANKMENT COMPACTION CY
142.32
$711.62
8
CRUSHED SURFACING TOP COURSE
TON
26.00
25.63
$666.38
9
CRUSHED SURFACING BASE COURSE
TON
23.00
210.16
$4,833.68
10
COMMERCIAL HMA
GEOSYNTHETIC REINFORCED SLOPE
TON
SF
123.00
30.00
31.84
-1500.00
$3,916.32
($45,000.00)
_
11
12
SIERRASCAPE (OR APPROVED EQUAL) RETAINING WALL
SF
37.00
-57.50
($2,127.50)
13
REMOVING SOLDIER PILE SHAFT OBSTRUCTIONS
EST
5,000.00
-1.00
($5,000.00)
14
SOLDIER PILE WALL
SF
102.00
130.00
$13,260.00
-17
20
CORRUGATED METAL CULVERT PIPE 18 INCH DIAMETER
1 BEAM GUARDRAIL TYPE 31
LF
LF
57.00
33.00
-15.00
11.00
($855.00)
$363.00
23
REMOVING AND RESETTING BEAM GUARDRAIL
LF
-40.00
($5,400.00)
135.00
26
1 CHAIN LINK FENCE TYPE 6
LF
27.00
1.00
$27.00
27
BOLLARDTYPE 1
EA
1,200.00
0.09
$107.00
ESTIMATED NET CHANGE SUBTOTAL:
-
$6,791.72
�-
+ 9%
SALES TAX:
S611.26
ESTIMATED NET CHANGE TOTAL:
57,402.98