List of Contributions

To Start: 1. asphalt thickness must be 2 &1/2 time the size of the coarse aggregate 2. to much tack coat is just a bad and not enough 3. a straight line gradation curve, on log chart, will give the good dense mix. make room for the ac + 3 to 5% air voids 4. not using a meeting the desired density ...

Send some pictures and closeup of the damage. Then I'll right the book ------------------------------ Robert Hinton, P.E- Life Member ASCE ------------------------------

I have spent over 50 years in Engineering and Construction of waterline projects. When constructing in the rural water environment, depth of pipe is a standard, depending on the freezing depth. When designing and constructing waterlines in an urban or soon to be urban area, controlling the depth, ...

Placing a rigid pavement over a flexible pavement is very common on airfields. Consider the asphalt, base and sub-base as flexible support for the concrete, Warehouses often have high point loads, so if this is the reason the client is looking at concrete, they are spot on. I would suggest designing ...

I have been in the engineering, inspection and construction fields from grunt to owner. What I found in the 50 plus years, was that field superintendents maintain their own as-builts. A highly experience superintendent was proud of the work his crew completed. His detail was almost always in much more ...