Given the population size, 2330 individuals isn't a very large percentage. A quick search indicates that there are ~107,000 architects in the US[1][2], and th

Given the population size, 2330 individuals isn't a very large percentage. A quick search indicates that there are ~107,000 architects in the US[1][2], and there are ~272,000 civil engineers[3] in the US. So, 2330 signatories is < 1%. Get 15% to sign off, then it might get attention. [1] http://www.aia.org/press/AIAS077761 http://www.aia.org/press/AIAS077761 [2] http://www.bls.gov/ooh/architecture-and-engineering/architects.htm http://www.bls.gov/ooh/architecture-and-engineering/architec... [3] http://www.bls.gov/ooh/architecture-and-engineering/civil-engineers.htm http://www.bls.gov/ooh/architecture-and-engineering/civil-en...