Clt Floor Section
Additionally the clt splines should not be used to provide continuous cross ties required by section 12 11.
Clt floor section. It is estimated that the carbon dioxide emissions were reduced by 2432 tonnes when compared to using concrete and steel. Clt offers design flexibility and low environmental impacts. Cross laminated timber clt is a large scale prefabricated solid engineered wood panel. One way spanning action in major axis of clt analysis of a 1 ft strip of panel as beam calculate asd dead live applied moment m b w l2 8 40 40psf 16ft 2 8 2560 lb ft ft.
Clt floor planks are typically three to five plies of wood for economy. Edition of the clt handbook is a 572 page guide and is the definitive handbook on cross laminated timber clt covering manufacturing structural design connections fire and environmental performance and the lifting and handling of clt elements. The approximate cost of the building was 51 5 million. Cross laminated timber crosslam clt is a multi layer mass timber product spanning two directions with precision accuracy resulting in a secure airtight building solution for any floor wall roof or core.
Per prg 320 2012 5 8 to 2 thick. Structural composition of clt laminations. A common na thickness is 1 3 8 planed 2x stock prg 320 provides thickness to width requirements of laminations. The thickness of these floor planks ranges from 105 to 175 mm 4 1 8 to 6 7 8 in and have a corresponding sound transmission class stc of 30 to 40 according to the us clt handbook.
Please complete the form to access individual pdf chapters and the complete u s. 7 section 12 11 are applicable for the design of clt diaphragms. Diaphragm aspect ratio l w 135 65 2 07 4 0 seismic loads strength level design load w eq 1000 plf line 1 v eq 1000 135 2 67 500 lbs v eq 67 500 65 1038 plf. Lightweight yet very strong with superior acoustic fire seismic and thermal performance clt is also fast and easy to install generating almost no waste onsite.
Seventeen out of the 18 stories use clt as the floor panels and glue laminated timber as the columns 70 of cladding used in the facade is made from wood. 16 foot span floor 40 psf live load 40 psf total dead load. Timber frame walls or concrete or masonry basements may be used to support clt floor slabs where a thin or exposed soffit floor section is needed.