The ratio of number of residents in Souderton to the number of sex offenders is 1,661 to 1. The number of registered sex offenders compared to the number of residents in this city is smaller than the state average. Median real estate property taxes paid for housing units with mortgages in 2013: $3,817 (1.7%).
1 Guardrail system must withstand force of at least 200 lbs. applied at any point within 2 of top edge, in any outward or downward direction without failure.  When 200 lbs. is applied in a downward direction, top edge shall not deflect to a height less than 39 from walking or working level.
If I still remember my American Concrete Institute (ACI) manual, a concrete can withstand a compressive stress of 2000 pounds of load per square inch. This is wahta they referred to as Class A concrete, with a mixture ratio of 1:2:3 of stone:gravel:cement mix.ow much weight can a 5 thick concrete slab withstand before it will crack? Update: It's a garage floor (standard 2-car) and my husband is planning on putting a milling machine or something like it in there.