Department: County Engineer
Department Head/Elected Official: Milton Rahman, PhD, P.E., PMP, CFM, ENV SP, County Engineer
Regular or Supplemental RCA: Regular RCA
Type of Request: Contract - Amendment
Project ID (if applicable): UPIN - 24208MF33K01 - Job No. 23/0360
Vendor/Entity Legal Name (if applicable): Mar-Con Services, LLC
MWDBE Contracted Goal (if applicable): 24%
MWDBE Current Participation (if applicable): 100%
Justification for 0% MWDBE Participation Goal: N/A - Goal is not 0% and is listed above
Request Summary (Agenda Caption):
title
Request for approval of a change in contract with Mar-Con Services, LLC, in connection with Aldine Village (EAST) Subdivision Drainage Improvements - 2018, adding six calendar days, with an addition in the amount of $5,054.91, Job No. 23/0360-1, UPIN 24208MF33K01, Precinct 2, MWDBE Contracted Goal: 24%, MWDBE Current Participation: 100%.
end
Background and Discussion:
The location of the work is in with Aldine Village (EAST) Subdivision in the Halls Bayou Watershed. The proposed improvements include installation of new storm sewer system, roadway paving, channel construction, and driveway removal and restoration work.
The Change in contract includes the following:
• Adjustment of work items due to field conditions - Added quantities to item #3, remove and dispose old concrete (driveway) including curb and headwalls - 44.21 square yards at $39.00 per square yard for a total of $1,724.19. Added quantities to item #10, remove and dispose of existing concrete or metal pipe (all sizes and shapes) - 31 linear feet at $18.50 per linear foot for a total of $573.50. Added quantities to Item #30, reinforced concrete driveways (6", high early strength concrete) - 44.21 square yard at $77.20 per square yard for a total of $3,413.01. Added Item #56, temporary residential driveways (all sizes) - 1 each at $735.70, added new pay item #84, 30-inch reinforced concrete pipe - 32 linear feet at $180.80 per linear foot for a total of $5,785.60. Added new item #85, 6x4 cast in place junction box and steel casing for 8" sanitary line at station 13+28.07: 1 each at $14,292.07. Added new item #86, 6x4 reinforced concrete box bend at junction box 09, at junction box 10b, at junction box 11 (total 3 ea.) - 3 x $12,791.00 for a total of $38,373.00. Added a new item #87, transition reinforced concrete box from 5x2 reinforced concrete box to 4x2 reinforced concrete box at junction box #14 at station 12+24.61 for a total of $10,951.00. Total addition amount to the contract is $75,848.07. Deducted item #48, 8x8 junction box (09) at station 6+05.61, junction box (10b) at station 13+37.07, junction box (11) at station 13+37.07 - 3 x $19,659.10 for a total of $58,977.30. Deducted Item #47, 7x7 junction box (14) at station 12+24.61 - $14,622.60 for a total deduction amount of $73,599.90. Net addition to the contract in the amount of $2,248.17 and 6 days.
• Adjustment of 2-inch waterline encountered in the channel - Added a new line item #88 - Adjust 2-inch water line at weir at station 10+55 in channel for a 1 lumpsum price of $2,806.74 and 0 days.
Expected Impact:
This project seeks to reduce flooding and strengthen resiliency in Harris County by assisting in the alleviation
of structural flood damage to homes in the Aldine Village East subdivision.
Alternative Options:
The County could elect to fund the requested task or choose to reject it. However, if not approved, the contractor will not be able to complete the original scope of work.
Alignment with Goal(s):
_ Justice and Safety
_ Economic Opportunity
_ Housing
_ Public Health
X Transportation
X Flooding
_ Environment
_ Governance and Customer Service
Prior Court Action (if any):
|
Date |
Agenda Item # |
Action Taken |
|
10/31/2023 |
23-6470 |
Award of Construction Contract- Mar-Con Services, LLC |
Location: Aldine Village (EAST) Subdivision, Aldine, Tx.
Address (if applicable): N/A
Precinct(s): Precinct 2
|
Fiscal and Personnel Summary |
|
Service Name |
Engineering |
|
|
|
Current Fiscal Year Cost |
Annual Fiscal Cost |
|
|
Labor |
Non-Labor |
Total |
Recurring Expenses |
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Funding Sources |
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Existing Budget |
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|
|
|
|
1080 - Infrastructure Fund |
$ |
$5,054.91 |
$5,054.91 |
$ |
|
Choose an item. |
$ |
$ |
$ |
$ |
|
Choose an item. |
$ |
$ |
$ |
$ |
|
Total Current Budget |
$ |
$5,054.91 |
$5,054.91 |
$ |
|
Additional Budget Request (Requires Fiscal Review Request Form) |
|
|
Choose an item. |
$ |
$ |
$ |
$ |
|
Choose an item. |
$ |
$ |
$ |
$ |
|
Choose an item. |
$ |
$ |
$ |
$ |
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Total Additional Budget Request |
$ |
$ |
$ |
$ |
|
Total Funding Request |
$ |
$5,054.91 |
$5,054.91 |
$ |
|
Personnel (Fill out section only if requesting new PCNs) |
|
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Current Position Count for Service |
- |
- |
- |
- |
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Additional Positions Request |
- |
- |
- |
- |
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Total Personnel |
- |
- |
- |
- |
Anticipated Court Date: July 15, 2024
Anticipated Implementation Date (if different from Court date): N/A
Emergency/Disaster Recovery Note: Not an emergency, disaster, or COVID-19 related item
Contact(s) name, title, department: Erwin Burden, P.E, CFM, Senior Director of Capital Project Infrastructure, Harris County Engineering Department
Attachments (if applicable): Change in Contract (CIC)