OKA PRESTRESSED (PRETENSIONED) T-BEAMS PDF Brochure
JKR STANDARD T-BEAMS | : | PRT 1, PRT 2, PRT 3 | (FOR SPANS UPTO 22M) | JKR MODIFIED T-BEAM | : | PRT M | (FOR SPANS UPTO 28M) |
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| | | | ![tbeam-1a_12.jpg tbeam-1a_12.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/tbeam-1a_12.jpg) | ![T-Beams-2a_4A.jpg T-Beams-2a_4A.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/T-Beams-2a_4A.jpg) | | | | Specifications | | 1. | Prestressing strands : Low relaxation 7-wire strands to BS 5896:1980; nominal diameter 12.9mm (10m span), nominal diameter 15.7mm (>10m span), | 2. | Concrete characteristic strength : 50N/mm2, nominal concrete cover : 50mm, | 3. | Typical cross beams : end cross beams 400 x 850mm; intermediate cross beams 600 x 850mm at every 9m or less, | 4. | Customized beam designs upon request. | | | | ![T-Beams-3a_58.jpg T-Beams-3a_58.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/T-Beams-3a_58.jpg)
TYPICAL SECTION OF CARRIAGEWAY | | | |
OKA PRESTRESSED (PRETENSIONED) M-BEAMS | | | ![M-Beams-1a_83.jpg M-Beams-1a_83.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-1a_83.jpg) | ![M-Beams-2a_6Z.jpg M-Beams-2a_6Z.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-2a_6Z.jpg) | | | ![M-Beams-3a_5F.jpg M-Beams-3a_5F.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-3a_5F.jpg) | ![M-Beams-4a_52.jpg M-Beams-4a_52.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-4a_52.jpg) | | | ![M-Beams-5a_2C.jpg M-Beams-5a_2C.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-5a_2C.jpg) | ![M-Beams-6a_96.jpg M-Beams-6a_96.jpg](http://cms.simplewebdiy.com/upload/Company/29/images/M-Beams-6a_96.jpg) | | |
Note | 1. | Prestressing strands are 12.9mm diameter 7-wire super strands (low relaxation) conforming to BS 5896:1980. | 2. | It will be more economical (no additional production costs) if designers adopt the standard layout for prestressing strands as shown above. | | Download PDF Brochure | Top of Page |
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