Question 1. What is the difference between labor cost and labor pro-ductivity? Use a sketch to illustrate.
Question 2. The partition wall shown below is to be constructed of 8 × 16 × 6 block. Estimate the cost of the wall to include labor, materials, and contractor O&P using the R. S. Means building cost data or other appropriate estimating reference. The job is located in Cincinnati, Ohio.
Question 3. Given the bridge abutment shown here, determine the number of man-hours required to form the structure using data from R. S. Means or other appropriate reference.