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Sinkhole Remediation & Specialized Excavation

Active

State & Local

Response Deadline11/05/2026, 06:00:00 PM UTC

Contract Overview

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

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This subcontract for Sinkhole Remediation and Specialized Excavation involves performing critical earthwork for prime contractors on Delaware Technical Community College facility projects. The scope of work includes the excavation of collapsed or detected sinkholes and natural subsurface openings, the placement of concrete and grout into bedrock openings, and the backfilling of excavations to grade to ensure a stabilized subgrade and fully remediated areas. All work must be performed in strict compliance with ASTM C150 and various ASTM geotextile standards, specifically D4355, D4491, D4533, D4632, and D4833. The opportunity is categorized under NAICS code 238910, with a response deadline set for November 5, 2026.

General Info

Sinkhole remediation and specialized excavation for Delaware Technical Community College by November 5, 2026.

Agency

Delaware Technical and Community College

NAICS

238910 - Site Preparation Contractors

Place of Performance

Not specified

Set-Aside

NONE

Documents

This scope was carved out of C9004050003.

The full solicitation package (4 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

DTCC Stanton Campus Parking Lot Sinkhole Improvements

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Timeline

PostedOct 14

subcontract

Response DeadlineNov 5

Submission deadline

Response Deadline

11/05/2026, 06:00:00 PM UTCin 8 days

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Organization & Contact Information

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AgencyDelaware Technical and Community College

ContactsNo contacts available

OfficeN/A

Organization / AgencyDelaware Technical and Community College

Office AddressN/A

ContactsNo contact information available

Full Description

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Performs excavation of collapsed or detected sinkholes and natural subsurface openings for prime contractors on Delaware Technical Community College facility projects. Excavates earth from within and adjacent to sinkholes, places concrete and grout in bedrock openings, and backfills excavations to grade. Complies with ASTM C150 and ASTM geotextile standards D4355, D4491, D4533, D4632, and D4833. Delivers stabilized subgrade and remediated sinkhole areas.

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