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.
In the Houston Texas metro area, roofing companies and contractors will charge anywhere from $195 â $295 per square to replace most roofs (this is for a standard 1-2 story with a roof pitch of 5/12 or less).t is necessary then to add 15%-20% (depending on how simple or cut-up the roof is) to the 2,500 sq. ft. total for waste, starter and ridge (2,500 x 15% = 375). Now add those two numbers together, 375 sq. ft. + 2,500 = 2,875 sq. ft. for the grand total square footage of roofing area for this roof.