NIGP 40049: Castings, Stone and Mortar, etc.

NIGP 40049 Castings, Stone And Mortar, Etc., Item code, covers aggregate and stone materials that state and local governments procure for public works projects, primarily crushed stone, gravel, screening materials, rip-rap, and graded base products used in road construction, maintenance, and site preparation. The work is straightforward commodity procurement: governments solicit bids for bulk stone delivery on as-needed or annual contract terms, typically with fixed or escalating unit pricing and F.O.B. or pickup delivery terms. Issuing bodies include municipal public works departments and consolidated city governments managing street, utility, and infrastructure projects.

Columbus Consolidated Government, Georgia, posted RFB No. 26-0037 on May 14, 2026, requesting bids for stone on an annual contract basis with a response deadline of June 17, 2026 at 2:30 p.m. Eastern Time. The scope covers fourteen stone classifications including #3, #34, and #5 stone; screening materials; crushed stone base; surge stone; rip-rap types; and graded aggregate base, with estimated monthly usage of approximately 200 tons. The contract awards to a Primary and Secondary Contractor selected as the two lowest responsive, responsible bidders, runs for two years with three optional one-year renewals, and requires pricing that includes all freight, handling, and delivery to job sites within city limits (two-hour delivery window when specified, or pickup at vendor plant). Vendors must provide $1 million general liability, workers' compensation per Georgia statute, $1 million automobile liability, and $1 million miscellaneous errors and omissions coverage, with Columbus Consolidated Government named as additional insured. E-Verify registration and Georgia Security and Immigration Compliance Act compliance are mandatory. The bid package requires pricing pages, E-Verify and conflict-of-interest affidavits, federal compliance acknowledgment, business license, insurance checklist, and Form W-9.