Clause

52.236-2 Differing Site Conditions.

(a) The Contractor shall promptly, and before the conditions are disturbed, give a written notice to the Contracting Officer of (1) subsurface or latent physical conditions at the site which differ materially from those indicated in this contract, or (2) unknown physical conditions at the site, of an unusual nature, which differ materially from those ordinarily encountered and generally recognized as inhering in work of the character provided for in the contract.

Type: Clause (C)
Prescribed in: 36.502
Effective: Apr 1984
Primary source: eCFR 48 CFR 52.236-2 · acquisition.gov

Text excerpt from the eCFR API; read the full clause at the eCFR link above.

Applicability in the matrix

Contract types for 52.236-2 as published in the Smart Matrix
IBR	Yes Incorporated by reference
UCF	I
FP CON	A As prescribed
DDR	A As prescribed
SAP	O Optional

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