HomeMy WebLinkAboutAgenda Report - January 15, 1997 (65)5
kz.. CITY OF LODI COUNCIL COMMUNICATION
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AGENDA TITLE: Contract Change Orders for Well 4R Water Storage Tank and Pump Station Project,
1215 Thurman Street
MEETING DATE: January 15, 1997
PREPARED BY: Public Works Director
RECOMMENDED ACTION: This item is for information only. No action is required.
BACKGROUND INFORMATION: In accordance with the Contract Change Order Policy, the City Council
is being informed of change orders approved by the City Manager for
this project since the November 20, 1996 City Council meeting. The
change orders for this project are shown on the attached summary.
The original contract for this project was $1,222,300.00. The total cost of change orders to date is
$105,040.65, or approximately 8.6 percent of the contract. The project is approximately 41 percent
complete. The summary, showing descriptions of the change orders, is very brief; however, detailed
below is a more complete description of the work involved in the change orders over $1,500.00.
More detailed descriptions and backup information for all of the change orders are available in the
Public Works office.
Change Order No. 9 - Upgrading of the chlorination system. It was determined that the system
originally specified would not meet the cities needs. ($61,144.79)
Change Order No. 10 - This change order covers the additional cost of changing the paint at
the steel water tank to an epoxy coating system. The epoxy coating system will last longer
and require less maintenance. ($7,323.06)
FUNDING: There are sufficient funds budgeted in the Well 4R Water Storage Tank and Pump Station
account to cover these change orders.
ac L. Ronsko
Publi Works Director
Prepared by Gary Wiman, Construction Manager
JLR/GRW/Im
Attachment
cc: City Engineer
Construction Manager
AITROVru:
H. Dixon Flynn Aily fianager
CCCO2.DOC 01/06/97
CITY OF LODI
CHANGE ORDER LOG
PROJECT: WELL NO. 411 WATER STORAGE TANK AND PUMP STATION
CONTRACTOR: CONCO WEST Inc.
CONSULTANT: MONTGOMERY WATSON AMERICAS, INC.
CO
NUMBER
DESCRIPTION
OF
CHANGE
NEG
COST
1
RFI 2001 Add electrical grounding grid to site
35,587.39
2
JRFI 7 Delete PVC rigid conduit requirement CREDIT
-2,600.00
3
RFI 2002 Delete water softener at pump building CREDIT
-7,754.00
4
RFI 18 Add thrust blocks at underground piping
1,092.15
5
RFI 2003 Building structural changes required by Building Dept.
7,410.21
6
Added work at existing manholes and piping due to unknown conditions
833.84
7
16" Storm drain pipe conflict with 8"backwash pipe line
648.94
8
Add plumbing waste line trap rimers
1,354.27
9
Chlorine Generation System
61,144.79
10 _Epoxy
Coating System at Steel Water Tank
7,323.06
Change Order Total To Date
105,040.65
Original Contract
1,222,300.00
Total Contract To Date
1,327,340.65
CHANGE ORDER PERCENT OF ORIGINAL CONTRACT
8.60%
pcolog.xls:1/6/97