LTC 341-2023 Rehabilitation of 20-inch North and South Water Mains Along the MacArthur Causeway East BridgeMIAMI BEACH
City of Miami Beach, 1700 Convention Center Drive, Miami Beach, FL 33139, www.miamibeachfl.gov
PUBLIC WORKS DEPARTMENT
Tel: 305.673.7080, Fox: 305.673.7028
NO. LTC# LETTER TO COMMISSION
TO: Honorable Mayor Dan Gelber and Members of the City Commission
FROM: Alina T. Hudak, City Manager�� fo<'
DATE: July 28, 2023
SUBJECT: Rehabilitation of 20-inch North and South Water Mains Along the MacArthur
Causeway East Bridge
The purpose of this L TC is to provide the Mayor and City Commission with a detailed project
overview of the rehabilitation of 20-inch North and South Water Mains Along the MacArthur
Causeway East Bridge, where construction and staging area will occur on the deck of the
bridge.
The work covered by this contract consists of the rehabilitation of the two 20-inch aerial water
mains on the north and south sides of the MacArthur Causeway East Bridge between Terminal
Isle and Miami Beach 5th Street. The work is necessary to extend life of the assets and
maintain them in good working condition. The scope of work includes assessing the condi tion
of the mains, replacement of pipe segments that cannot be rehabilitated, cleaning the exterior
of the mains, repainting, installation and/or replacement of Air Release Valves (ARVs), and
replacement and installation of new pipe hangers. Additionally, the work also includes
cleaning the area around the mains from debris or overgrown trees and shrubs that adversely
affect the proper operation and the condition of the mains.
Through a competitive bid process, the City procured the services of Stout Group, LLC
(Design-Build Firm) for the project. Construction activities will commence on July 31st, 2023
and are expected to be completed by the end of November of 2023.
The limits of the pipelines being replaced & rehabilitated under this contract are shown on
Figure 1.
341-2023
M IA M I BEACH
City of Miami Beach, 1700 Convention Center Drive, Miomi Beach, FL 33139, www.miamibeachfl.gov
PUBLIC WORKS DEPARTMENT
Tel: 305.673.7080, Fax: 305.673.7028
Figure 1 - Limits of Water Main Replacement & Rehabilitation
Phase I (Eastbound) - South side of bridge
4 Phase II (Westbound) - North side of bridge
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Project Phasing and Schedule
All construction activities will occur in two separate phases.
• Phase I (Eastbound):
o Scope: Rehabilitation/replacement of the 20-inch water main along the South side of
the bridge.
o Maintenance of Traffic: Maintenance of Traffic: One outside lane eastbound will
be closed. All 3 westbound lanes will remain open. Eastbound sidewalk will be
closed, and all pedestrians will be detoured to the Westbound sidewalk.
o Tentative schedule: 08/1/2023 - 10/2/2023
DocuSign Envelope ID: 09F 1E4C4-3D8A-4D6 3-9DC 2-2EAB EA 9DA540
M IA M I BEACH
C ity of M ia m i Be a c h, 1700 Convention Center Drive, Miami Beach. FL 33139, www.miamibeachfl.gov
PU B LI C W O RKS D EP A RTM EN T
Tel: 305.673.7080, Fax: 305.673.7028
• Phase II (Westbound):
o Scope: Rehabilitation of the 20-inch water main along the North side of the bridge.
o Maintenance of Traffic: One outside lane westbound will be closed. All 3 eastbound
lanes will remain open. Westbound sidewalk will be closed, and all pedestrians will be
detoured to the Eastbound sidewalk.
o Tentative schedule: 10/3/2023 - 11/22/2023
Work hours will be weekdays from 7 a.m. to 5 p.m. However, extended hours may be
approved to complete the job on time. The schedule may be adjusted due to weather impacts
or unforeseen conditions.
What to expect?
o Commuters to and from Miami Beach will face delays on the MacArthur Causeway
due to lane closures.
o There may be construction noise due to equipment.
o There may be moderate noise impacts outside of normal working hours.
o A staging area will be installed within the closed lane.
o Two lanes will always be opened adjacent to the work zone.
o Emergency vehicles will always have access.
Communications:
City staff has been in communication with the local community that will be most affected by the
construction activities and will provide updates throughout the duration of the project.
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