Performs several functions, the most notable being end-to-end packet delivery, reliability, and flow control. There are TWO protocols in the Transport Layer: TCP and UDP.
In another case, the roofing and pavement consulting firm Benchmark presented a cost range from retail roofing projects it has examined. Benchmark reported on a majority of retail roofing projects it has looked at, roof replacement costs generally range from $3.50 to $6.50 per square foot.However, the cost depends on whether a project was aiming for roof recovery or consisted of a complete tear-off and replacement job.his post builds on one of earlier posts about commercial roof maintenance costs. How much does a commercial roof replacement cost? One study reports on a roof with average dimensions of 10,000 square feet, a new commercial roof can cost over $42,500, or over $4.25 per square foot.
The cost of replacing a roof is based on two factors, the price of the materials and the price of the labor involved. Materials vary dramatically in price and can cost between $0.72 per square foot, all the way to $20 per square foot.The cost for a roof replacement can vary dramatically from one material to the next. We've put together a list of materials along with some sample costs. Asphalt Shingles - $2.75 - $5.75 psf installed.ur cost calculator to the right begins with the question of removal or tear off and estimates this cost at $2 per square foot (if you answer no it does not affect the project pricing). We then ask for your desired roof material-select from the following;