SUBJECT: Accept Work for 72-inch Water Line from Crawford to Mt Vernon.
RECOMMENDATION: (SUMMARY) Pass a motion to approve the final Contract Amount of $42,900,682.03 or 3.14% over the original Contract Amount, accept the Work and authorize final payment.
PROJECT NOTICE/JUSTIFICATION: This project was part of the City of Houston's long-range water supply plan and was required to comply with the Harris-Galveston Subsidence District requirement and to implement City’s regionalization plan.
DESCRIPTION/SCOPE: This project consisted of a combination of water line construction, public utility adjustments and pavement replacement by open-cut and trenchless construction methods, including water, sewer, and storm-sewer utility rehabilitation, replacement and/or adjustments; traffic signals replacement, roadways, sidewalks, wheelchair ramps reconstruction, associated traffic control plans, stormwater pollution prevention plans, and tree protection. HDR Engineering, Inc. designed the project with 730 calendar days allowed for construction. The project was awarded to Harper Brothers Construction, LLC with an original Contract Amount of $41,594,472.12.
LOCATION:
|
Project Name
|
Location
|
Council District
|
|
Tuam
|
From Hamilton to Fannin
|
D
|
|
Fannin
|
From Tuam to Holman
|
D
|
| Holman |
From Fannin to Main Street |
D |
| Holman |
From Main Street to Tx-Spur 527 |
C |
| Emerson |
From Tx-Spur 527 to Garrott |
C |
| Garrott |
From Emerson to Hawthorne |
C |
| Hawthorne |
From Garrott to Audubon Place |
C |
| Audubon Place |
From Hawthorne to Kipling |
C |
| Kipling |
From Audubon Place to Mt. Vernon |
C |
CONTRACT COMPLETION AND COST: The Contractor, Harper Brothers Construction, LLC, has completed the work under the subject Contract. The project was completed beyond the established completion date with an additional 154 days approved by Change Order No. 7. The final cost of the project, including overrun and underrun of estimated unit price quantities and previously approved Change Order Nos. 1 to 13 is $42,900,682.03, an increase of $1,306,209.91 or 3.14% over the original Contract Amount and under the 5% contingency amount. The increased cost is a result of the difference between planned and measured quantities.
M/WSBE PARTICIPATION: The advertised M/WBE contract goals for this project were 12.00% MBE and 7.00% WBE. The M/W/SBE goals approved for this project were 11.99% MBE, 6.04% WBE, and .99% SBE. According to the Office of Business Opportunity, the actual participation achieved on this project was 14.94% MBE, 6.02% WBE and 1.61% SBE. The MWSBE performance on this project was rated as Outstanding, as the firm not only exceeded both the MBE and SBE goals but also successfully met the WBE goal. Additionally, they made Good Faith Efforts to engage all goal credit contractors to the greatest extent possible. For the reasons listed, the MWSBE performance meets the good faith efforts requirements mandated by the City's MWSBE Program.
____________________________
Randall V. Macchi, JD
Director, Houston Public Works
WBS Nos. S-000900-0134-3 and S-000900-0134-4