section 05200 steel joists part 1 general 1.2 1.3 summary

F. Ceiling Extensions:L Supply Provide ceiling extensions for joists where ceilings are suspended fromjoists, either extended bottom chord elements or a separate extension unit ofsufficient strength to support ceiling construction.2. Extend bottom chords only ends, to within 1/2 inch of finished wall surfaceunless otherwise indicated.G. Supply miscellaneous accessories, including splice plates and bolts required by thejoist manufacturer to complete the joist installation.2.4 SHOP FINISHPAINTINGA. Shop prime steel joists except surfaces that will be field welded, in contact withconcrete, or joists to receive fireproofing.B. Clean and remove loose scale, heavy rllst, and olher foreign materials fromfabricated joists and accessories to be primed as follows:I. Surface Preparation: Either hand tool cleaning, SSPC-SPcleaning, SSPC-SP 3.or power toolC. Apply 1 shop coat of primer to joists and joist accessories to be primed to provide acontimlOlIs, dry paint film thickness of not less than I mil.D. For additional surface prepafdtion and painting of joists and joist accessoriesinformation refer to Division 9 Section" Painting."PART 3EXECUTION3.1 EXAMfNATIONi\.Examine adjoining construction and conditions LInder which Work is to be installed.Do not proceed with Work until unsatisfactory conditions are corrected.B. Examine supporting substrates, embedded bearing plates, ane! abutting structuralframing, with Installer present, for complinncc \vith requirements for installationtolerances and other conditions affecting performance of joists. Do not proceed withinstallation until unsatisfactory conditions have been cOITcctecl.3.2 PREPARATIONi\.Setting Base and Bearing Plates:Moorestown ~·Library & Town Hnl! Specification 05200·8