HomeMy WebLinkAboutItem No. 8 PPP P1-129 Budget Increase and PCSA Award RAS
PUMP
STATION
40
Return Activated Sludge Piping Replacement at
Activated Sludge Plant No. 1, Project No. P1-129
Y
r
RAS Piping Replacement
• Activated Sludge Plant No. 1 .
( built in 1974) provides
90 mgd of treatment
capacity
• Divided into two sides, both
needed for normal
operation
• 220 feet of 30-inch piping
corroding, causing multiple III~
leaks
RAS Piping
• p
Tight spaces make i `�
g
construction difficult _ L
-
• Construction requires
full bypassing of x�
Y p g um
p p
station , . . ^
w
• Avoids overlap between
construction and
operational activities
• Minimize risks of leaks ;;
during construction
• Pumps to be used on
4
future projects as they
will be purchased
Construct'i'on Bi'ds
Contractor..Ad IEEV�
Abhe & Svoboda, Inc. $ 6,863,092
Myers and Sons Construction, LLC $ 7,035,000
MMC, Inc. $ 7,448,000
PCL Construction, Inc. $ 7,915,097
Stanek Constructors, Inc. $ 8,787,600
Construction Cost Estimates
October 2018 $5,800,000 (at time of last budget increase)
May 2019 $6,100,000 (when advertised for bids)
•
Proposed
Pro ect Budget
Proposed
. - Budget.
Construction Contract $5,800,000 $6,900,000 $1,100,000
Construction Contract Contingency $517,914 $690,000 $172,086
OCSD Labor $1,434,083 $1,434,083 $0
Consultant Design Contract $550,054 $550,054 $0
Professional Construction Support $140,000 $140,000 $0
Services
General Contingency $557,949 $585,863 $27,914
Total $9,000,000 $10,300,000 $1,300,000
Recommendation
• Approve a budget increase of $ 1,300,000 for Return
Activated Sludge Piping Replacement at Activated
Sludge Plant No. 1, Project No. 131-129, for a total
budget amount of $ 10, 300,,000.
• Approve a Professional Construction Service
Agreement with AECOM Technical Services Inc., for
an amount of $ 140,000 with a $ 14,000 contingency.