DEPARTMENT
Infrastructure Division
AGENDA NO. 6e
MEETING DATE
October 24, 2023
AGENDA ITEM
Public Utilities Commission
City and County of San Francisco
Construction Modification: Consent Calendar
Contract Manager: Bryan Dessaure
Approve Increase to Construction Cost and Duration Contingencies for Contract No.
WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center
Summary of Proposed
Commission Action:
Approve an increase in the amount of $2,000,000 to the contract cost contingency and an increase of 956 calendar days (approximately two years and eight months) to the contract duration contingency for Contract No. WD -2794B, Sunol Long Term Improvements Alameda Creek Watershed Center , with S.J. Amoroso Construction, Inc., to include a two-year maintenance period for the facility systems (which was included in the Contract but not accounted for in the Contract duration) and to address additional necessary changes to the work, to allow for future modifications increasing the C ontract up to a not -to- exceed amount of $36,405,700 and increasing the Contract duration up to 2,123 consecutive calendar days ( approximately five years and 10 months).
Background: The San Francisco Public Utilities Commission (SFPUC) developed the Alameda Watershed Management Plan (AWMP) to establish goals, policies, practices, and management actions for operating and managing the Alameda Watershed. The AWMP includes management actions for educating the public and outside agencies on the history, importanc
e, and prohibited and permitted uses of the Alameda
Watershed, and includes the establishment of education programs, signage, exhibits, displays, and a Visitor Education Center.
The Alameda Creek Watershed Center is an opportunity for the SFPUC to provide
a gathering place for increasing the awareness and
appreciation of the natural, cultural, scenic, and recreational resources of the Alameda Creek Watershed while increasing awareness and appreciation of the SFPUC water supply system, including its history and current operations. The Watershed Center will help draw connections to the rich history of the Sunol Valley and continue to support education programs at the Sunol AgPark (managed by the Alameda County Resource Conservation District under a SFPUC lease).
The goals of the project include:
Contract: WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center Commission Meeting Date: October 24, 2023
• Increasing the awareness and appreciation of the SFPUC water supply system within the Alameda Creek watershed and the Sunol Valley, including its history and development by the Spring Valley Water Company, and its current operations under the SFPUC Water Enterprise.
• Increasing the awareness and appreciation of the Alameda Creek watershed’s natural resources and the SFPUC’s work to protect and restore these resources , as described in the Water Enterprise Environmental Stewardship Policy.
• Creating a meeting place for the general public, school groups, local communities, SFPUC wholesale customers, and City and County of San Francisco staff and residents.
• Reflecting the importance of the Alameda Creek watershed and the relationship between watershed stewardship, natural r esources management, and a reliable water supply.
• Drawing connections between the agricultural history of Sunol Valley, the Alameda Creek ecosystem, and development of water resources by the Spring Valley Water Company and the San Francisco Public Utilities Commission.
• Achieving a Leadership in Energy and Environmental Design (LEED) Gold designation for facility construction . Interpreting the principles of sustainable building to visitors including the use of solar energy, water conservation, the use of rec ycled materials, energy efficient heating and cooling, stormwater management, sustainably grown products, and native drought tolerant landscaping. • Supporting and expanding the current implementation of a 4 th through 8th grade education program and construction of an outdoor classroom, in cooperation with Alameda County Resource
Conservation District.
• Providing a hub for a future regional trail system connecting trails from surrounding parks, including the Bay Area Ridge Trail and East Bay Regional Park District operations.
• Supporting the needs of the surrounding community to host classes, workshops, field days, open houses and teacher training, community meetings, weddings, and other special events.
• Providing meeting space for SFPUC staff, SFPUC wholesale customers, and other local agencies and districts to conduct workshops and conferences.
On December 10, 2019, by Resolution No. 19-0232, this Commission awarded Contract No. WD -2794B, Sunol Long Term Improvements Alameda Creek Watershed Center . The original contract amount was $27,577,000, and the original contract duration was 690 consecutive calendar days.
Description of Scope of
Work:
The Contract work location is in Sunol, California . The Contract work consists of:
Contract: WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center Commission Meeting Date: October 24, 2023
• Construction of a one-story LEED Gold facility that will include an interpretive display exhibit area, photovoltaic system, a freshwater stream profile aquarium, history display alcoves, a watershed discovery lab classroom, a community multi-purpose room, restrooms, an entry plaza, a reception area, patios, and administrative offices.
• Construction of a 2.5-acre discovery trail area with native plant landscaping, irrigation, meandering trails, seating areas and water and landscape features.
• Site restoration of the Temple area forecourt.
• Construction of new stairs and ramps to the picnic area. • Installation of underground utilities.
• Site restoration and paving.
Construction under Contract No. WD -2794B is ongoing and is approximately 96% complete as of the end of August 2023.
Changes and
Modifications to the
Contract:
On January 11, 2022, by Resolution No. 21 -0007, this Commission approved an increase of $2,771,000 to the existing cost contingency and an increase of 207 calendar days to the existing durat ion contingency for a total contract amount of up to $33,105,700, and a total contract duration of up to 966 consecutive calendar days.
On December 13, 2022, by Resolution No. 22- 0205, this Commission approved an increase of $1,300,000 to the existing cost contingency and an increase of 201 calendar days to the existing duration contingency to address on-going budget and schedule impacts due to COVID -related delays in material availability and deliveries, additional modifications to the exhibit
design, redesign and fabrication of bluestone pavers
etching stencils, bluestone etching field work, extended overhead impacts related to the redesigned exhibit and etching stencils, and to provide sufficient contingency to address unanticipated changes through the remainder of the construction effort, for a total contract amount of up to $34,405,700, and a total contract duration of up to 1,167 consecutive calendar days.
Modifications Nos. 1 to 39: The SFPUC modified the Contract , increased the contract amount by $3,631,261 and the contract duration by 429 consecutive calendar days to provide third-
party testing &
inspection; time extension for COVID -19; bird safe window -glazing; water feature equip ment revisions; additional conduit for backup generator system; improvements to address unsuitable soil conditions; mechanical courtyard extension; additional electrical and communication conduit and cabling to exhibits; modifications to mechanical shades, sound systems, wifi access point modules, network equipment, door hardware, cabinetry, restroom fixtures, and wood ceiling; modifications to sound system in ceiling; HVAC modifications; fabrication and installation of the redesigned exhibits; site hardsc ape Contract: WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center Commission Meeting Date: October 24, 2023
modifications; power extension to the wheelchair lift at the Sunol Temple; credit for electrical conduits; epoxy moisture membrane and waterproofing; access road improvements; photovoltaic system and exhibit modifications; electrical and electric vehic le charging station upgrades; additional painting and site work; and non-compensable time extension related to concurrent delays, for a revised contract amount of $31,208,261 and a revised contract duration of 1,167 consecutive calendar days.
Requested Increase to Contract Cost and Duration Contingency:
Staff requests Commission approval of a n increase of $2,000,000 to the existing cost contingency and an increase of 956 calendar days to the existing duration contingency to include a 2 -year maintenance period for the facility systems (which was included in the contract but not accounted for in the contract duration); to address additional modifications to the exhibit design and bluestone etching field work; to repair soil settlement and utility damage along the north berm; to add maintenance items not included in the original contract; and to provide sufficient contingency to address unanticipated changes through the remainder of the construction effort, for a total contract amount limit of $36,405,700 and a tot al contract duration limit of 2,123 consecutive calendar days (approximately five years and ten months).
Funding, Budget &
Costs:
Funding: Project No. 10015124, Sunol Long Term Improvements Original Contract Amount: $27,577,000
Original 10% Cost Contingency: $2,757,700
Approved Increase to Cost Contingency: $4,071,000
Requested Additional Cost Contingency: $2,000,000
Total Revised Contract Cost Limit: $36,405,700
Schedule: Notice-to-Proceed Date: March 9, 2020
Original Contract Duration: 690 consecutive calendar days Original 10% Duration Contingency: 69 calendar days
Approved Increase to Duration Contingency: 408 calendar days Requested Additional Duration Contingency: 956 calendar days Total Revised Contract Duration Limit: 2,123 consecutive calendar days
Compliance with
Chapter 14B: Local
Business Enterprise
Utilization and Non-
Discrimination In
Contracting Ordinance:
The Contract Monitoring Division established a Local Business Enterprise (LBE) subcontracting requirement of 11% for this contract.
The contractor committed to a LBE subcontractor participation of
11.01% in its bid submittal.
Contract: WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center Commission Meeting Date: October 24, 2023
Location Map
Alameda Creek Watershed Center - Facility and Grounds on September 21, 2022
PUBLIC UTILITIES COMMISSION
City and County of San Francisco
RESOLUTION NO.
WHEREAS, The San Francisco Public Utilities Commission (SFPUC) is constructing the Alameda Creek Watershed Center to provide the SFPUC with a gathering place for increasing the awareness and appreciation of the natural, cultural, scenic, and recreational resources of the Alameda Creek Watershed while increasing awareness of and appreciation for the SFPUC water supply system, including its history and current operations; and WHEREAS, On December 10, 2019, by Resolution No. 19- 0232, this Commission awarded Water Enterprise, Capital Improvement Program funded Contract No. WD-2794B, Sunol Long Term Improvements Alameda Creek Watershed Center to S.J. Amoroso Construction, Inc.; and
WHEREAS, The contract Notice-to-Proceed date was March 9, 2020; and WHEREAS, The original contract amount was for $27,577,000 and the original contract duration was 690 consecutive calendar days; and
WHEREAS, On January 11, 2022, by Resolution No. 21-0007, this Commission approved an increase of $2,771,000 to the existing cost contingency and an increase of 207 calendar days to the existing duration contingency for a total contract amount of up to $33,105,700, and a total contract duration of up to 966 consecutive calendar days; and WHEREAS, On December 13, 2022, by Resolution No. 22- 0205, this Commission approved an
increase of $1,300,000 to the existing cost contingency and an increase of 201 calendar days to the existing duration contingency to address on-going budget and schedule impacts due to COVID-related delays in material availability and deliveries, additional modifications to the exhibit design, redesign and fabrication of bluestone pavers etching stencils, bluestone etching field work, extended overhead impacts related to the redesigned exhibit and etching stencils, and to provide sufficient contingency to address unanticipated changes through the remainder of the construction effort, for a total contract amount of up to $34,405,700, and a total contract duration of up to 1,167 consecutive calendar days; and
WHEREAS, Modifications Nos. 1 to 39 increased the contract amount by $3,631,261 and the contract duration by 429 consecutive calendar days to provide third-party testing & inspection; time extension for COVID -19; bird safe window -glazing; water feature equipment revisions ; additional conduit for backup generator system ; improvements to address unsuitable soil conditions; mechanical courtyard extension; additional electrical and communication conduit and cabling to exhibits; modifications to mechanical shades, sound systems, wifi access point modules, network equipment, door hardware, cabinetry, restroom fixtures, and wood ceiling; modifications to sound system in ceiling; HVAC modifications; fabrication and installation of the redesigned exhibits; site hardscape modifications; power extension to the wheelchair lift at the Sunol Temple; credit for electrical conduits ; epoxy moisture membrane and waterproofing; access road improvements; photovoltaic system and exhibit modifications ; electrical and electric vehicle charging station upgrades; additional painting and site work; and non-compensable time extension related to concurrent delays, for a revised contract amount of $31,208,261 and a revised contract duration of 1,167 consecutive calendar days; and
WHEREAS, Staff is requesting approval of an increase of $2,000,000 to the Contract cost contingency and an increase of 956 calendar days to the Contract duration contingency to include a 2-year maintenance period for the facility systems (which was included in the contract but not accounted for in the contract duration); to address additional modifications to the exhibit design and bluestone etching field work; to repair soil settlement and utility damage along the north berm; to add maintenance items not inclu ded in the original contract; and to provide sufficient contingency to address unanticipated changes through the remainder of the construction effort, for a total contract amount limit of $36,405,700 and a total contract duration limit of 2,123 consecutive calendar days; and
WHEREAS, Contract Monitoring Division established a Local Business Enterprise (LBE) subcontracting participation of 11% for this contract, and the contractor committed to a LBE participation of 11.01% with its bid submittal; now, therefore be it RESOLVED, That this Commission hereby a pproves an increase of $2,000,000 to the existing Contract cost contingency and an increase of 956 calendar days to the existing C ontract duration contingency for Contract No. WD -2794B, Sunol Long Term Improvements Alameda Creek Watershed Center , with S.J. Amoroso Construction, Inc., for a total contract cost contingency amount of $8,828,700 and a total contract duration contingency of 1,433 calendar days, and a new contract amount limit of up to $36,405,700 and a new contract duration limit of up to 2,123 consecutive calendar days.
I hereby certify that the foregoing resolution was adopted by the Public Utilities Commission at its meeting of October 24, 2023.
Secretary, Public Utilities Commission