Murrieta Creek Phase 2B W912PL25BA004
Summary
AI-generated · Aug 24, 2025Murrieta Creek Phase 2B channel widening extends from the upstream end of Phase 2A to about 5,220 feet downstream, with an invert that includes a maintained channel area and a riparian vegetation corridor. The scope comprises groundwater monitoring, a comprehensive dewatering plan to keep excavation dry (including monitoring wells and instrumentation), removal of dewatering systems, temporary shoring, demolition and debris removal, topsoil stripping/stockpiling, riprap removal, shoring design and installation, precise inclinometer installation and monitoring, approximately 500,000 cubic yards of large-scale excavation, detailed survey control, protection and relocation of large sewer and water utilities, large-scale fill and riprap installation (including grouted slopes at confluences), extensive side-drain structures, overbank landscaping and right-of-way work, asphalt/concrete paving for roadways, multiple access ramps and maintenance roads, a substantial concrete v-ditch system, embankment subdrain, planting and hydroseeding, temporary irrigation and plant establishment, grade stabilizers, galvanized posts and cable fencing with access gates. Utility work includes relocating RCWD 36-inch, relocating or abandoning RCWD 12-inch and 24-inch lines (with casings where required), protecting EMWD 12-inch and 24-inch sewer lines in place with a protection structure, and relocating the SCG 4-inch HP gas line along the current low-flow crossing.
Notable changes across notices include Amendment 0005 adding PLA requirements and updated bid opening participation instructions; Amendment 0004 extended the bid opening date; the package includes Bid Opening Instructions and a Site Visit Itinerary, with prior amendments noted. A bid abstract has also been uploaded to the attachments.
*Amendment 0005 Posted 6/17, PLA Requirements and Updated Bid Opening Participation instructions* *Amendment 0004 posted on 6/10, Bid opening date extended* *Amendment 0003 posted on 6/4* *AMENDMENT 0002* *Note prior Amendment 0001 attachment and attachment of original Solicitation* The Murrieta Creek Phase 2B channel widening starts from the upstream end of Phase 2A (Station 98+80) and continues to approximately 5,220 feet (Station151+00). The invert of the channel consists of a maintained channel area and riparian vegetation corridor. **Please reference the following Documents attached for further details: Solicitation VOL 1, Appendices VOL 2, Plans/Spec Set, Site Visit Itinerary, Map GENERAL SCOPE: (Groundwater monitoring plan)(Comprehensive dewatering plan to keep excavation dry)(Monitoring well installation)(Instrumentation)(Dewatering system removal)(Temporary shoring)(Demolition and debris removal)(Strip/Stockpile topsoil)(Existing riprap removal)(Shoring design and installation)(Precise installation/monitoring of inclinometers)(500,000 cubic yards large scale excavation)(Detailed survey control)(Protection of large sewer utilities)(Relocation large water utilities)(Large scale compacted fill)(Large scale riprap installation) (grouted riprap slopes at confluences)(Extensive series of side drain structures) (overbank aesthetics landscaping, right of way)(A/C Paving for roadways) (several access ramps) (maintenance road/trail, riparian vegetation corridor)(Extensive concrete v-ditch system)(Embankment subdrain system)(Planting/hydroseeding)(Temporary irrigation system)(plant establishment)(Install grade stabilizer)(galvanized posts and cable fence), (access gate).Utilities:? RCWD 36 inch line: Existing 36 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 36 inch steel pipe will be encased in a 60 inch steel casing.? RCWD 12 inch line: Existing 12 inch steel pipe to be abandoned in-place and removed by the Contractor.? RCWD 24 inch line: Existing 24 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 24 inch steel pipe will be encased in a 42 inch steel casing.? EMWD 12 inch and 24 inch sewer lines: Existing 12 inch and 24 inch sewer lines and existing concrete encasements to be protected in-place; the lines are roughly parallel and within 11 inches of each other. The Contractor will construct a protection structure over the lines using CMLC and concrete.? SCG 4 inch HP gas line: SCG will perform the relocation of the existing 4 inch HP gas line. The new alignment will run along the current low flow crossing
From Solicitation posted on Jun 17, 2025***BID OPENING PARTICIPATION INSTUCTIONS***see attachment for Meeting instructions and call in number***Amendment 0005 Posted 6/17, PLA Requirements and Updated Bid Opening Participation instructions* *Amendment 0004 posted on 6/10, Bid opening date extended* *Amendment 0003 posted on 6/4* *AMENDMENT 0002* *Note prior Amendment 0001 attachment and attachment of original Solicitation* The Murrieta Creek Phase 2B channel widening starts from the upstream end of Phase 2A (Station 98+80) and continues to approximately 5,220 feet (Station151+00). The invert of the channel consists of a maintained channel area and riparian vegetation corridor. **Please reference the following Documents attached for further details: Solicitation VOL 1, Appendices VOL 2, Plans/Spec Set, Site Visit Itinerary, Map GENERAL SCOPE: (Groundwater monitoring plan)(Comprehensive dewatering plan to keep excavation dry)(Monitoring well installation)(Instrumentation)(Dewatering system removal)(Temporary shoring)(Demolition and debris removal)(Strip/Stockpile topsoil)(Existing riprap removal)(Shoring design and installation)(Precise installation/monitoring of inclinometers)(500,000 cubic yards large scale excavation)(Detailed survey control)(Protection of large sewer utilities)(Relocation large water utilities)(Large scale compacted fill)(Large scale riprap installation) (grouted riprap slopes at confluences)(Extensive series of side drain structures) (overbank aesthetics landscaping, right of way)(A/C Paving for roadways) (several access ramps) (maintenance road/trail, riparian vegetation corridor)(Extensive concrete v-ditch system)(Embankment subdrain system)(Planting/hydroseeding)(Temporary irrigation system)(plant establishment)(Install grade stabilizer)(galvanized posts and cable fence), (access gate).Utilities:? RCWD 36 inch line: Existing 36 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 36 inch steel pipe will be encased in a 60 inch steel casing.? RCWD 12 inch line: Existing 12 inch steel pipe to be abandoned in-place and removed by the Contractor.? RCWD 24 inch line: Existing 24 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 24 inch steel pipe will be encased in a 42 inch steel casing.? EMWD 12 inch and 24 inch sewer lines: Existing 12 inch and 24 inch sewer lines and existing concrete encasements to be protected in-place; the lines are roughly parallel and within 11 inches of each other. The Contractor will construct a protection structure over the lines using CMLC and concrete.? SCG 4 inch HP gas line: SCG will perform the relocation of the existing 4 inch HP gas line. The new alignment will run along the current low flow crossing
From Solicitation posted on Jul 01, 2025***BID OPENING PARTICIPATION INSTUCTIONS***see attachment for Meeting instructions and call in number***Amendment 0005 Posted 6/17, PLA Requirements and Updated Bid Opening Participation instructions* *Amendment 0004 posted on 6/10, Bid opening date extended* *Amendment 0003 posted on 6/4* *AMENDMENT 0002* *Note prior Amendment 0001 attachment and attachment of original Solicitation* The Murrieta Creek Phase 2B channel widening starts from the upstream end of Phase 2A (Station 98+80) and continues to approximately 5,220 feet (Station151+00). The invert of the channel consists of a maintained channel area and riparian vegetation corridor. **Please reference the following Documents attached for further details: Solicitation VOL 1, Appendices VOL 2, Plans/Spec Set, Site Visit Itinerary, Map GENERAL SCOPE: (Groundwater monitoring plan)(Comprehensive dewatering plan to keep excavation dry)(Monitoring well installation)(Instrumentation)(Dewatering system removal)(Temporary shoring)(Demolition and debris removal)(Strip/Stockpile topsoil)(Existing riprap removal)(Shoring design and installation)(Precise installation/monitoring of inclinometers)(500,000 cubic yards large scale excavation)(Detailed survey control)(Protection of large sewer utilities)(Relocation large water utilities)(Large scale compacted fill)(Large scale riprap installation) (grouted riprap slopes at confluences)(Extensive series of side drain structures) (overbank aesthetics landscaping, right of way)(A/C Paving for roadways) (several access ramps) (maintenance road/trail, riparian vegetation corridor)(Extensive concrete v-ditch system)(Embankment subdrain system)(Planting/hydroseeding)(Temporary irrigation system)(plant establishment)(Install grade stabilizer)(galvanized posts and cable fence), (access gate).Utilities:? RCWD 36 inch line: Existing 36 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 36 inch steel pipe will be encased in a 60 inch steel casing.? RCWD 12 inch line: Existing 12 inch steel pipe to be abandoned in-place and removed by the Contractor.? RCWD 24 inch line: Existing 24 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 24 inch steel pipe will be encased in a 42 inch steel casing.? EMWD 12 inch and 24 inch sewer lines: Existing 12 inch and 24 inch sewer lines and existing concrete encasements to be protected in-place; the lines are roughly parallel and within 11 inches of each other. The Contractor will construct a protection structure over the lines using CMLC and concrete.? SCG 4 inch HP gas line: SCG will perform the relocation of the existing 4 inch HP gas line. The new alignment will run along the current low flow crossing
From Solicitation posted on Jul 02, 2025Be advised that the bid abtract has been uploaded in the attachments section of this announcment. ***BID OPENING PARTICIPATION INSTUCTIONS***see attachment for Meeting instructions and call in number***Amendment 0005 Posted 6/17, PLA Requirements and Updated Bid Opening Participation instructions* *Amendment 0004 posted on 6/10, Bid opening date extended* *Amendment 0003 posted on 6/4* *AMENDMENT 0002* *Note prior Amendment 0001 attachment and attachment of original Solicitation* The Murrieta Creek Phase 2B channel widening starts from the upstream end of Phase 2A (Station 98+80) and continues to approximately 5,220 feet (Station151+00). The invert of the channel consists of a maintained channel area and riparian vegetation corridor. **Please reference the following Documents attached for further details: Solicitation VOL 1, Appendices VOL 2, Plans/Spec Set, Site Visit Itinerary, Map GENERAL SCOPE: (Groundwater monitoring plan)(Comprehensive dewatering plan to keep excavation dry)(Monitoring well installation)(Instrumentation)(Dewatering system removal)(Temporary shoring)(Demolition and debris removal)(Strip/Stockpile topsoil)(Existing riprap removal)(Shoring design and installation)(Precise installation/monitoring of inclinometers)(500,000 cubic yards large scale excavation)(Detailed survey control)(Protection of large sewer utilities)(Relocation large water utilities)(Large scale compacted fill)(Large scale riprap installation) (grouted riprap slopes at confluences)(Extensive series of side drain structures) (overbank aesthetics landscaping, right of way)(A/C Paving for roadways) (several access ramps) (maintenance road/trail, riparian vegetation corridor)(Extensive concrete v-ditch system)(Embankment subdrain system)(Planting/hydroseeding)(Temporary irrigation system)(plant establishment)(Install grade stabilizer)(galvanized posts and cable fence), (access gate).Utilities:? RCWD 36 inch line: Existing 36 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 36 inch steel pipe will be encased in a 60 inch steel casing.? RCWD 12 inch line: Existing 12 inch steel pipe to be abandoned in-place and removed by the Contractor.? RCWD 24 inch line: Existing 24 inch steel pipe to be relocated approximately 15 inches upstream of its current location. The new 24 inch steel pipe will be encased in a 42 inch steel casing.? EMWD 12 inch and 24 inch sewer lines: Existing 12 inch and 24 inch sewer lines and existing concrete encasements to be protected in-place; the lines are roughly parallel and within 11 inches of each other. The Contractor will construct a protection structure over the lines using CMLC and concrete.? SCG 4 inch HP gas line: SCG will perform the relocation of the existing 4 inch HP gas line. The new alignment will run along the current low flow crossing
From Solicitation posted on Jul 07, 2025Notice history
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Solicitation Posted Jul 02, 2025No changes from previous notice
Details
Award Information
Not yet awarded
Contacts
Phone
Phone
Agency
Place of Performance
Temecula, California 92590
USA