HomeMy WebLinkAbout2017-06-05-J01N Alices Rd-I80 Interchange_Contract Modification 27NO 1v/aukee
`1WIP THE KEY TO GOOD 11VING
AGENDA ITEM:
CITY OF WAUKEE, IOWA
CITY COUNCIL MEETING COMMUNICATION
MEETING DATE: June 5, 2017
AGENDA ITEM: Consideration of approval of a Contract Modification No. 27 to the Iowa
Department of Transportation for the 105"' Street/Alice's Road I-80 Interchange
Project with a increase in the contract of $7,854.58.
FORMAT: Resolution
SYNOPSIS INCLUDING PRO & CON:
Reason:
Decrease:
o Paved Shoulder, PCC, 11.5'; Longitudinal Grooving in Concrete; Recreational Trail,
PCC 6"; Type B Sign, Extruded Aluminum Structural Panel
Increase:
o STD/S-F PCC Pavement, CL C CL 3, 10"; Detour Pavement; Granular Backfill;
Electrical Circuit
FISCAL IMPACT INCLUDING COSTIBENEFIT ANALYSIS:
Increase the contract by $7,854.58
COMMISSION/BOARD/COMMITTEE COMMENT:
STAFF REVIEW AND COMMENT:
RECOMMENDATION: Approve Contract Modification No. 27 to the Iowa Department of
Transportation for the l 05"' Street/Alice's Road I-80 Interchange Project with a
net increase in the contract of $7,584.58.
ATTACHMENTS: 1. Contract Modification 27
PREPARED BY: Beth Richardson/Rudy Koester
REVIEWED BY: John Gibson
PUBLIC NOTICE INFORMATION —
NAME OF PUBLICATION:
DATE OF PUBLICATION:
�4
Iowa Department of Transportation
Contract Modification
4/4/2017 1:10 PM
Field Manager 5.3a
Contract: 25-0803.175, PCC PAVEMENT - GRADE AND NEW
Cont. Mod.
Number
27
Revision
Number
Cont. Mod.
Date
4/4/2017
Net Change
$7,854.58
Awarded Contract Amount
$13,423,922.46
Route
Entered By
HWY 1-80 (C31912)
Jennifer Strunk
Contract Location
DALLAS IMN-080-3(175)119--0E-25
Short Description
Decrease Items, Increase Items
Description of Changes
Decrease: (1) 0160 Paved Shoulder, PCC, 11.5"
Decrease: (2) 0380 Longitudinal Grooving in Concrete
Decrease: (3) 1000 Recreational Trail, PCC 6"
Decrease: (4) 1340 Type B Sign, Extruded Aluminum Structural Panel
Increase: (1) 0210 STD/S-F PCC Pavement, CL C CL 3, 10"
Increase: (2) 0260 Detour Pavement
Increase: (3) 0320 Granular Backfill
Increase: (4) 1180 Electrical Circuit
Increases/Decreases
Project: 25-0803.175, 140819 009 NTF WAIT
Category: 0001, WROADWAY ITEMS
Item Description Item Code Prop.Ln. Item Type Unit Quantity Chg. Unit Price Dollar Value
PAVED SHLD, PCC, 11.5" 2122-5190115 0160 ORIGINAL SY-33.799 57.00000 $-1,926.54
Reason: Items are Plan quantity by Specification and need to be reduced.
Field Measurements require a decrease in Quantity.
STD/S-F PCC PAV'T, CL C CL 3, 10" 2301-1033100 0210 ORIGINAL SY
Reason: Field Measurements require an Increase in quantity.
DETOUR PAV'T
2304-0100000 0260 ORIGINAL SY
367.282 49.75000
56A40 65.00000
Reason: Detour Pavement was increased from station 1064+28 to 1064+49.71 on the EBL because the existing asphalt had
• deteriorated.
GRANULAR BACKFILL
$18,272.28
$3,668.60
2402-0425031 0320 ORIGINAL TON 2.860 24.00000 $68.64
Reason: The plan quantity for pipe bedding needs increased to match actual measured quantities.
Contract: 25-0803-175 Cont. Mod.: 27 Page 1 of 2
CMJ
Iowa Department of Transportation
Increases/Decreases
Contract Modification
4/4/2017 1:10 PM
Field Manager 5.3a
Project: 25-0803-175, 140819 009 NTF WAIT
Category: 0001, WROADWAY ITEMS
Item Description Item Code Prop.Ln. Item Type Unit Quantity Chg. Unit Price Dollar Value
LONGITUDINAL GROOVING IN CONC 2412-0000100 0380 ORIGINAL SY-1,146.000 1.65000 $-1,890.90
Reason: The recreational trail on the bridge was not taken into account when the calculations were done for the grooving the bridge
deck, therefore the quantity needs reduced.
RECREATIONAL TRAIL, PCC, 6" 2511-0302600 1000 ORIGINAL SY-777,106 29,95000 $-23,274.32
Reason: As requested by the City of West Des Moines, a portion of the recreational trail on the South end was not completed,
therefore the item needs reduced.
ELECTRICAL CIRCUIT 2523-0000200 1180 ORIGINAL LF 1,285.000 10.56000 $13,569.60
Reason: Additional electrical circuits were required to power the existing traffic camera.
TYPE B SIGN, EXTRUDED ALUM STRUCT 2524-9380001 1340 ORIGINAL SF-38.350 16.50000 $-632.78
PANEL
Reason: Two W3-3 signs were not installed on the south end of the project at station 21079+60 at the request of the City of West Des
Moines.
Subtotal for Category 0001: $7,854.58
Subtotal for Project 25-0803-175: $7,854.58
When authorized, the contractor agrees to perform the work outlined above in accordance with provisions of the contract
documents.
Contract: 25-0803-175 Cont. Mod.: 27 Page 2 of 2