The BNi Public Works Costbook 2012 is the first place to turn, whether you're preparing a preliminary estimate, evaluating a contractor's bid, or submitting a formal budget proposal.  It puts at your fingertips accurate and up-to-date material and labor costs for thousands of cost items, based on the latest national averages and standard labor productivity rates.  What's more, the BNi Public Works Costbook 2012 includes detailed regional cost modifiers for adjusting your estimate to your local conditions.  It features:

Material costs for thousands of items based on current national averages (including allowances for transport, handling and storage).

Labor costs based on the prevailing rates for each trade and type of work, PLUS man-hour tables tied to each unit costs, so you can clearly see exactly how the labor cost was calculated and make any necessary adjustments.

Equipment costs - including rental and operating costs.

Square-foot tables based on the cost-per-square-foot of hundreds of actual projects - invaluable data for quick, ballpark estimates.

With the BNi Public Works Costbook, you'll save yourself time and effort, while protecting yourself from hidden costs, cost overruns, oversights, and hazardous "guesstimates."