HomeMy WebLinkAbout2016-10-03-J01I GPP Interchange Contract Modification 24�►`� //aukee
I `, r THE KEY TO GOOD LIVING
AGENDA ITEM:
CITY OF WAUKEE, IOWA
CITY COUNCIL MEETING COMMUNICATION
MEETING DATE: October 3, 2016
AGENDA ITEM: Consideration of approval of a Contract Modification No. 24 to the Iowa
Department of Transportation for the 105"' Street/Alice's Road I-80 Interchange
Project increasing the contract amount by $13,899.63.
FORMAT: Resolution
SYNOPSIS INCLUDING PRO & CON:
Reason:
Project plans called for a 48" LCP connection to an existing pipe during construction it was discovered
the existing pipe was actually 54". The original item was paid in full at the time of construction. The
item needs decreased and a new item added for 54"LCP.
FISCAL IMPACT INCLUDING COST/BENEFIT ANALYSIS
$13,899.63
COMMISSION/BOARD/COMMITTEE COMMENT:
STAFF REVIEW AND COMMENT:
Increase the contract by
RECOMMENDATION: Approve Contract Modification No. 24 to the Iowa Department of
Transportation for the 105"' Street/Alice's Road I-80 Interchange Project with an
increase in the contract of $13,899.63.
ATTACHMENTS: I. Contract Modification 24
PREPARED BY: Beth Richardson
REVIEWED BY: John Gibson
PUBLIC NOTICE INFORMATION —
NAME OF PUBLICATION:
DATE OF PUBLICATION:
GJContract Modification
8/26/20161:15 PM
Iowa Department of Transportation
Field Manager 5.2a
Contract: 25-0803-175, PCC PAVEMENT - GRADE AND NEW
Cont. Mod.
Number
24
Revision
Number
Cont. Mod.
Date
8/26/2016
Net Change
$13,899.63
Awarded ContractAmount
$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 Item, Add Items
Description of Changes
NON SUBSTANTIAL
Decrease Item: Culvert, Low Clearance Concrete Roadway Pipe, Equivalent Diameter 48"
Add Item: Culvert, Low Clearance Concrete Roadway Pipe, Equivalent Diameter 54"
Add Item: ('Lump Sum' Item) Unincorporated Material
Add Item: Manhole Adjustment, Minor
Add Item: Manhole Adjustment, Major
Increases / Decreases
Project: 25-0803.175, 140819 009 NTF
Category: 0001, N:ROADWAY ITEMS
WAIT
Item Description Item Code Prop.Ln. Item Type Unit Quantity Chg. Unit Price Dollar Value
CULV,LOW CLEAR CONC RDWY PIPE,EQ 2416-1200248 0490 ORIGINAL LF-60.000 170.00000 $-10,200.00
DIA 48"
Reason: Project plans called for a 48" LCP connection to an existing pipe during construction it was discovered the existing pipe was
actually 54". The original Item was paid in full at the time of construction. The item needs decreased and a new item added for 54"
LCP.
Subtotal for Category 0001: $40,200.00
Subtotal for Project 25-0803-175: $-10,200.00
New Items
Project: 25-0803.175, 140819 009 NTF
Category: 0001, N:ROADWAY ITEMS
Item Description Item Code Prop.Ln. Item7ype Unit Proposed Qty. Unit Price Dollar Value
CULV,LOW CLEAR CONC RDWY 2416-1200254 1871 SUPPLEMENT LF 60.000 303.60000 $18,216.00
PIPE,EQ DIA 54"
Reason: Project plans called for a 48" LCP connection to an existing pipe during construction it was discovered the existing pipe was
actually 54". The original Item was paid in full at the time of construction. The item needs decreased and a new item added for 54"
LCP. There were two elbows that were ordered and couldn't be restocked and the contractor wants payment for the unincorporated
material. Cost for the 54" includes transporting the 48" pipe back to supplier. Justification of Costs: All cost are reasonable when
compared to the Bid Tab Analysis in Bidx.
Contract: 25-0803-175 Cont. Mod.: 24 Page 1 of 2
C4Contract Modification
8/26/20161:15 PM
Iowa Department of Transportation
FieltlManager 5.2a
New Items
Project: 25-0803-175, 140819 009 NTF
Category: 0001, N:ROADWAY ITEMS
Item Description Item Code Prop.Ln. ItemType Unit Proposed Oty, Unit Price Dollar Value
('LUMP SUM' ITEM) Unincorporated 2599-9999010 1876 SUPPLEMENT LS 1.000 2,583.63000 $2,583.63
Materials
Reason: Project plans called for a 48" LCP connection to an existing pipe during construction it was discovered the existing pipe was
actually 54". The original Item was paid in full at the time of construction. The item needs decreased and a new item added for 54"
LCP. There were two elbows that were ordered and couldn't be restocked and the contractor wants payment for the unincorporated
material. Cost for the 54" includes transporting the 48" pipe back to supplier. Justification of Costs: All cost are reasonable when
compared to the Bid Tab Analysis in Bidx.
MANHOLE ADJUSTMENT, MAJOR 2435-0600020 1881 SUPPLEMENT EACH 2.000 1,320.00000 $2,640.00
Reason: Finished grade required adjustments to Manholes. One required a V extension at 1-882. Two other manholes required to be
lowered by 2' at 1-212 and 1-222. Justification of Costs: The costs are reasonable when compared to the Bid Tab Analysis in Bidx.
MANHOLE ADJUSTMENT, MINOR 2435-0600010 1886 SUPPLEMENT EACH 1.000 660.00000 $660.00
Reason: Finished grade required adjustments to Manholes. One required a V extension at 1-882. Two other manholes required to be
lowered by 2' at 1-212 and 1-222. Justification of Costs: The costs are reasonable when compared to the Bid Tab Analysis in Bidx.
Subtotal for Category 0001: $24,099.63
Subtotal for Project 25-0803-175: $24,099.63
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.: 24 Page 2 of 2