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.
A standard 2,200- to 2,600-square-foot roof replacement will cost DIY homeowners between $2,000 and $6,000; professionals will charge $5,000 to $12,000. Nationally, Angieâs List members reported paying an average of $11,095 to tear off and replace an old roof in 2014.