MEP-Technical Manual CDN 0408.qxd - Hambro
MEP-Technical Manual CDN 0408.qxd - Hambro
MEP-Technical Manual CDN 0408.qxd - Hambro
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IMPERIAL<br />
7.3 MD2000 ® SERIES<br />
JOIST DEPTH SELECTION TABLES<br />
Concrete: f’ c = 3 000 psi; density = 145 lb./ft. 3<br />
Joist spacing = 4’-0”<br />
Slab thickness = 4 1/4”<br />
Residential Office Other Loading<br />
Building Building (LL=100 psf)<br />
Dead Load (psf) 70 70 70<br />
Live Load (psf) 40 50 100<br />
Total Load (psf) 110 120 170<br />
SPAN c/c<br />
12’-0”<br />
14’-0”<br />
16’-0”<br />
18’-0”<br />
20’-0”<br />
22’-0”<br />
24’-0”<br />
26’-0”<br />
28’-0”<br />
30’-0”<br />
32’-0”<br />
34’-0”<br />
36’-0”<br />
38’-0”<br />
40’-0” *<br />
43’-0” *<br />
MDH8 MDH8 MDH12<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH8 MDH12 MDH12<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH10 MDH12 MDH14<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH12 MDH14 MDH14<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH14 MDH14 MDH14<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH14 MDH16 MDH16<br />
min = MDH10 min = MDH10 min = MDH10<br />
MDH16 MDH16 MDH16<br />
min = MDH10 min = MDH10 min = MDH10<br />
MDH16 MDH16 MDH18<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH16 MDH16 MDH20<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH18 MDH18 MDH20<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH18 MDH18 MDH20<br />
min = MDH14 min = MDH14 min = MDH14<br />
MDH20 MDH20 MDH20<br />
min = MDH14 min = MDH14 min = MDH14<br />
MDH20 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH22 MDH24<br />
min = MDH18 min = MDH18 min = MDH18<br />
* Permanent line of cross bridging shall be installed at mid-span.<br />
MDHXXX<br />
: Optimal MD2000 Series Joist Depth (in.)<br />
min = MDHXXX : Minimum Depth (in.) Allowed<br />
Slab thickness = 4 1/2”<br />
Residential Office Other Loading<br />
Building Building (LL=100 psf)<br />
Dead Load (psf) 73 73 73<br />
Live Load (psf) 40 50 100<br />
Total Load (psf) 113 123 173<br />
SPAN c/c<br />
12’-0”<br />
14’-0”<br />
16’-0”<br />
18’-0”<br />
20’-0”<br />
22’-0”<br />
24’-0”<br />
26’-0”<br />
28’-0”<br />
30’-0”<br />
32’-0”<br />
34’-0”<br />
36’-0”<br />
38’-0”<br />
40’-0” *<br />
43’-0” *<br />
MDH8 MDH8 MDH12<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH8 MDH12 MDH12<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH10 MDH12 MDH14<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH12 MDH14 MDH16<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH14 MDH14 MDH14<br />
min = MDH8 min = MDH8 min = MDH8<br />
MDH14 MDH16 MDH16<br />
min = MDH10 min = MDH10 min = MDH10<br />
MDH16 MDH16 MDH16<br />
min = MDH10 min = MDH10 min = MDH10<br />
MDH16 MDH16 MDH18<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH16 MDH16 MDH20<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH18 MDH18 MDH20<br />
min = MDH12 min = MDH12 min = MDH12<br />
MDH18 MDH20 MDH20<br />
min = MDH14 min = MDH14 min = MDH14<br />
MDH20 MDH20 MDH20<br />
min = MDH14 min = MDH14 min = MDH14<br />
MDH20 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH22 MDH22<br />
min = MDH16 min = MDH16 min = MDH16<br />
MDH22 MDH24 MDH24<br />
min = MDH18 min = MDH18 min = MDH18<br />
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