HomeMy WebLinkAboutC2018-676 - 11/13/2018 - Approved CITY OF CORPUS CHRISTI r
ENGINEERING SERVICES
CHANGE ORDER :040.6•
CHANGE ORDER NO: 1 CHANGE ORDER DATE: 10.5,2Ot l
PROJECT: Oso Water Reclamation Plant Headwork*&Lift Station PROJECT NUMBER: E12206
CONTRACTOR: CSA Construction,Inc. ORIGINAL CONTRACT TIME: 730 CD's
ENGINEER: INV Engineering
Make the following addition s,aiodifationa or deletioae to the work described a the Contract Documents:
ADDITIONS Quantity Unit Ueda Price Total
I Lag=Madre Waste Water T1 ea uc.,t Plant-Catwalks I LS S 192,457.00 S 192,457.00
New Air Pipe&Drops
2 Oso Water Reclamation Plant-Digester Piping LS S 188,970.00 S 188,970.00
Walkways.'Beam Handrails
Additional Calendar Days requested 90
NET TOTAL OF THIS CHANGE ORDER: S 381,427.00
Why was this Change necessary:
During the design of the Laguna Madre V/WTP which was underway when this project started,it was determined that the digester piping was inoperable and required inanediate repair and replacement.
This change order replaces the air piping and associated appurtenances at Laguna Madre.
During construction of this project,Utilities determined that the catwalks at the OSO WRP were near failure and presented potential hazards to the city staff and contractors.This change order addresses
the replacement of the catwalks.
How can aimiter changes be avoided in the future?
These types of changes are very hard to avoid when consolidation of existing facl7itiee are being reviewed.
The compensation agreed upon in this Change Order is full,complete and fatal payment for all costa the Contractor may incur as a result of or relating to this change whether said carts are known,
unknown,foreseen or unforseen at this time,including without limitation,any cost for delay,extended overhead,ripple or impact cost,or any other effect on changed or unchanged work as a result
of this Change Order.
Original Contract Anoint S 22,865,540.00
Previously Approved Change Order Ammmt S -
Proposed Change Order Amount S 381,427.00
Revised Contract Amount S 23,246,967.00
Percent of Total Change Orders(including this CO) 1.67%
Original Contract Time for Substantial Completion 730 CD's
Notice to Proceed Date 3/5/2018
Original Substantial Completion Date 3/4/2020
Previously Approved Change Order Time 0 CD's
Additional Tune on This Change Order 90 CD's
Revised Contract Time for Substantial Completion 820 CD's
Revised Substantial Completion Date 6/2!2!20
REVIEWED BY:1.14V Engineering REQUESTED BY:CSA C. Inc.
as
Abh 1d1,21ia
Engineer Date • _ i Date
Project Manager
CITY OF CORPUS CHRISTI _ —1
Biu I t1uit LL
4/15/18 FUND: 4252-042�r ��yyyy��aal�ft�� I I
RECOMMENDED BY: ACCOUNT: 550911 COUNCIL
Kent Power,P.E. Date ACTIVITY: E12206-01-4252-EXP
SENFTARY t.
RECOMMENDED : - /� �,�arard� ( { APPROVED BY: 1V�T A
Jr. Edmonds, .E. Date Wale H.Gray,P.E. Date
Director of Engineering Services Executive Director of Public Works
RECOMMENDED BY: Electronic Approval 10-15-18 APPROVED BY: NA
Eddie Houlihan,Director Date Mark Van Vleck,P.E. Date
Management and Budget Assistant City Manager
C2018-676-
11/13/18 10-15-18 APPROVED BY: NA
M2018-217 tar Date Keith Sel Date
CSA Construction Inc. bit/6e >>w C Manager 'fie 1 oft
ATTEST:
RE CGA HUERTA SCANNED
CITY OF CORPUS CHRISTI teens rtirti�
ENGINEERING SERVICES o
CHANGE ORDER
CHANGE ORDER NO: 1 CHANGE ORDER DATE: 10/5/2018
PROJECT: Oso Water Reclamation Plant Headworks&Lift Station PROJECT NUMBER: E12206
CONTRACTOR: CSA Construction,Inc. ORIGINAL CONTRACT TIME: 730 CD's
ENGINEER: LNV Engineering
Make the following additions,modifications or deletions to the work described in the Contract Documents:
ADDITIONS Quantity Unit Unit Price Total
1 Laguna Madre Waste Water Treatment Plant-Catwalks 1 LS $ 192,457.00 $ 192,457.00
New Air Pipe&Drops
2 Oso Water Reclamation Plant-Digester Piping 1 LS $ 188,970.00 $ 188,970.00
Walkways/Beams/Handrails
Additional Calendar Days requested 90
NET TOTAL OF THIS CHANGE ORDER: $ 381,427.00
Why was this Change necessary:
During the design of the Laguna Madre W W TP which was underway when this project started,it was determined that the digester piping was inoperable and required immediate repair and replacement.
This change order replaces the air piping and associated appurtenances at Lagtma Madre.
During construction of this project,Utilities determined that the catwalks at the OSO WRP were near failure and presented potential hazards to the city staff and contractors.This change order addresses
the replacement of the catwalks.
How can similar changes be avoided in the future?
These types of changes are very hard to avoid when consolidation of existing facilities are being reviewed.
The compensation agreed upon In this Change Order is full complete and final payment for all costs the Contractor may incur as a result of or relating to this change whether said costs are known,
unknown,foreseen or unforseen at this lime,including without limitation,any cost for delay,extended overhead,ripple or impact cost,or any other effect on changed or unchanged work as a result
of this Change Order.
Original Contract Amount $ 22,865,540.00
Previously Approved Change Order Amount $
Proposed Change Order Amount $ 381,427.00
Revised Contract Amount $ 23,246,967.00
Percent of Total Change Orders(including this CO) 1.67%
Original Contract Time for Substantial Completion " 730 CD's
Origin to Proceed Date
Co INFORMATION ONLY 3/4/2020
Original Substantial Completion Date 3/4/2020
Previously Approved Change Order Time 0 CD's
Additional Time on This Change Order 90 CD's
Revised Contract Time for Substantial Completion 820 CD's
Revised Substantial Completion Date 6/2/2020
REVIEWED BY:LNV Engineering REQUESTED BY:CSA Construction,Inc.
n/a
Engineer Date George Craig Date
Project Manager
CITY OF CORPUS CHRISTI
FUND: 4252-042
RECOMMENDED BY: ACCOUNT: 550910
Kent Power,P.E. Date ACTIVITY: E12206-01-4252-EXP
Acting Construction Engineer
RECOMMENDED BY: APPROVED BY:
Jeffrey Edmonds,P.E. Date Valerie H.Gray,P.E. Date
Director of Engineering Services Executive Director of Public Works
RECOMMENDED BY: APPROVED BY:
Eddie Houlihan,Director Date Mark Van Vleck,P.E. Date
Management and Budget Assistant City Manager
RECOMMENDED BY: APPROVED BY:
Janet Whitehead Date Keith Selman Date
City Attorney Interim City Manager Page 1 of 1