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Core Drilling Services

Active
State & Local

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

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This subcontract opportunity is for the provision of precision core drilling services on public works projects for the County of San Mateo in Redwood City, California. The selected contractor will be responsible for drilling holes through concrete or other hard surfaces to facilitate pipe penetrations or sampling, utilizing specialized core drilling equipment to deliver the required penetrations and core samples to prime contractors. The solicitation was posted on November 4, 2026, with a response deadline of December 10, 2026. This project falls under NAICS code 238910 and is specifically designated for work performed within the 94063 zip code area.

General Info

Precision core drilling services for public works projects in Redwood City, San Mateo.

Place of Performance

Redwood City, CA, 94063, USA

Set-Aside

NONE

Documents

This scope was carved out of 2027-RFP-00205.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Job Order Contract Construction Task Catalog - Plumbing for County of San Mateo

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Timeline

Posted

subcontract

Response Deadline

Submission deadline

Response Deadline

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Organization & Contact Information

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AgencyCalifornia → County of San Mateo
ContactsNo contacts available
OfficeN/A
Office AddressN/A
ContactsNo contact information available

Full Description

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Performs precision core drilling through concrete or other hard surfaces for prime contractors on County of San Mateo public works projects. Drills holes for pipe penetrations or sampling using specialized core drilling equipment. Delivers drilled penetrations and core samples.

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Same NAICS industry code

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Same awarding agency

NAICS: 238330
New
SLED
(RFP) for Flooring Job Order Contracts (JOC 2712 and 2713) - Class C15 License
Solicitation # 2027-RFP-00201
The County of San Mateo is soliciting proposals under RFP No. 2027-RFP-00201 to award up to two Job Order Contracts (JOC 2712 and 2713) for flooring services. Eligible bidders must hold an active Class C15 License and maintain a staffed office within the County of San Mateo or within 55 miles of Redwood City. The scope of work encompasses a broad range of construction tasks across CSI Divisions 01-09, specifically focusing on the installation and remediation of wood, resilient, carpet, terrazzo, brick, and stone flooring, as well as concrete work and hazardous material remediation. Each contract has a one-year term with a maximum value of 2,000,000 dollars per JOC. Work is issued via separate Job Orders, and contractors must adhere to OSHA safety requirements and straight-time prevailing wage rates. Award selection is based on the lowest Evaluation Criteria Figure (ECF), which considers weighted adjustment factors. Bidders must provide a 25,000 dollar bid security and are required to maintain performance and payment bonds starting at 250,000 dollars, with increases required if total Job Orders exceed 1,000,000 dollars. Technical requirements include strict adherence to California Department of Public Health VOC emission standards and various ASTM and ACI specifications for materials and formwork. Proposals must be submitted electronically in PDF format by the specified deadline, including confirmation of SAM registration and a Unique Entity ID.
Flooring Contractors

POSTED

about 10 hours ago

DEADLINE

in 14 days
View Details

Earlier notices in this NAICS code

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