Form 815 Item Numbering System for the
Standard Specifications for Road, Bridges and Incidental Construction
Item numbers, appearing in the contract documents for roadway, bridge and incidental construction items, consist of a six-digit number. The first three digits denote the section number of the specification, supplemental specification or special provision under which the item is to be constructed. The remaining digits are for Departmental coding purposes.
Item numbers assigned to specifications, supplemental specifications or special provisions for highway illumination, signing, traffic signals and utility work consist of seven digits. The first four digits denote the section number under which the item will be constructed, while the remaining three digits are Departmental or coding purposes.
Department of Transportation

Mailing address
2800 Berlin Turnpike
P.O Box 417546
Newington CT 06131-7546