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5 <br />• backfilling activities. <br />Foundation: <br />I. Observation. verification and testing of hearin~_ capacit? of ali foundations and pmvidin~ <br />recommendations ~~~here unsuitahle hearing conditions exist. if encountered. <br />'_. Provide observation and testin_: of concrete Burin, all ti~undation placements. includin_ <br />slump, air content. unit ~~eight. temperature and fabrication of compressive strem_th <br />cylinders. <br />3. As requested. verif~• the size, location and placement of reinforcing steel ~rithin finrndations. <br />-1. If encountered, quantify rock removed from the foundations and verify quantities .with on- <br />site personnel. <br />Concrete: <br />I . Provide sampling, testing and observation of concrete placements. including slump, air <br />a~ntent. unit weight. temperature and fabrication of compressiv=e stren_th specimens. <br />?. If needed: observe and document post-tensionin~~ activities. Report elongation data <br />immediately for review and approval b.' the Structural Engineer. <br />• .i. As requested, verify the size. location and placement of reinforcing steel <br />Structural Steel: <br />Provide continuous observation and testing of shop and field full and partial penetration <br />welds and multipass fillet.velds. <br />3. Provide visual weld inspection, shear stud testing:, and verify bolted connection as required <br />by the specification. <br />Sprayed Fire Resistant Materials: <br />I. Perform thickness testing in accordance with ASTM E605 at a rate of 35% of the structural <br />columns and beams as required by code and (test/10,000 sf on all other members. <br />'. Perform density and bond strength testing of the fireproofing in accordance with ASTM E <br />b0~ and ASTM E 7:6 at a rate of I test /10.000 sf on columns, beams and deck. <br />Please note, as you likely are aware, The Department of Labor, Occupational Safeh~ and <br />Health Administration has issued new mandatory requirements for steel erection, which <br />are effective as of Januar}• 18, 2002. 'this regulation affects the type and amount of <br />concrete testing required for steel structures. The following is an excerpt from 29 CFR <br />Part 1926. <br /> <br />Pa_t 3 of 7 <br />