CITY OF OVERLAND PARK
DEPARTMENT OF PUBLIC WORKS
October 5, 2006
To: Mayor Carl Gerlach
Council President Terry Goodman
Members of the City Council
From: Doug Brown
Director of Public Works
Re: Supplemental Agreement No. 1 – HNTB Corporation for additional engineering
services for 159th Street & U.S. 69 Highway Interchange (ST-1058), 159th Street –
Antioch to Metcalf (TH-0851), Antioch - 151st to 167th (TH- 0497), and 167th Street –
Antioch to U.S. 69 Highway (TH-1026)
Policy Issue: City policy requires Governing Body approval of monetary changes to
existing contracts when the aggregate amount of the change orders exceeds 10% of
the base contract amount.
Recommendation: Staff recommends approving Supplemental Agreement No. 1
with HNTB Corporation for additional design services for the amount of $912,400.00.
Background: This Supplemental Agreement is for utility relocation management and
coordination through all phases of the four projects listed above. Combining this
effort into one contract will allow the utility relocations to be completed in a more
efficient manner. Although this is a Supplemental Agreement to an existing design
agreement for 159th, Antioch to Metcalf (TH-0851), the funding will be split between
the CIP projects listed below.
Budget Impact: The proposed 2008 -2012 Capital Improvements Program has
sufficient funds included in ST-1058, TH-0851, TH- 0497, and TH-1026 for these
Attachment: Supplemental Agreement No. 1.