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Need to look into calculating the lateral earth pressures acting on the manhole from the footing load. This will give you a better idea of how the building loads will effect the manhole. As hokie66 mentioned, you will probably need to lower the footing elevation near the manhole to reduce the...

Thank you all so much, all info is appreciated. MTNClimber - Currently the state has multiple award term contracts for drilling support and engineering consultants, however we also operate with a handful of drilling crews internally. We have subsurface investigation specifications for the term...

Agree with both oldest and ron. In my opinion, you get a better product if you can place base, binder and top courses in the same day. If you allow traffic on it before next layer, you will have added task to clean and prep before you can apply tack coat and start paving again.

I once lived in a house that was built circa 1890 and the field stone foundation was at least two feet thick, more in some places. Why do you want to reinforce the wall, are concerned its going to collapse? Are you adding onto the structure or just renovating for sale/occupancy? Have you...

Thank you oldestguy, those are good questions, the manual will include minimum qualifications for drillers and inspectors. It actually seems easier to qualify an inspector, just list minimum years of experience, education and locally approved certification course. Can still list years of...

Thank you, I have a number of examples, namely other state manuals and published standards. I am looking to get some ideas from the professional community who has to do business with a state DOT, as to what they feel is needed and/or topics they feel are lacking.

I am a long time thread-stalker and member with a new username. I have a new job working with the State and I am currently developing a Geotechnical Exploration Manual for the Department of Transportation. I am looking to poll the great minds of this community and ask; what topics do you...