The Fire Resistive Properties of Various Building Materials
The Fire Resistive Properties of Various Building Materials
Richard Lewis Humphrey
The book The Fire Resistive Properties of Various Building Materials was written by author Richard Lewis Humphrey Here you can read free online of The Fire Resistive Properties of Various Building Materials book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is The Fire Resistive Properties of Various Building Materials a good or bad book?
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Panel 3 Results of compression tests made on portions of one-piece double- air-space mortar building blocks after fire test. DAMP BLOCKS. [In pounds per square inch. ] Block No. 2 parts sand to 1 of Port- 4 parts sand to 1 of Port- land cement. Land cement. 1 8 parts sand to 1 of Port- land cement. No. Of pieces crushed. Average strength. 1 Average strength. No. Of No. Of pieces crushed. Average strength. Ex- posed face. Un- exposed face. pieces crushed. Ex- posed face. Un- exposed face. Ex- po...sed face. Un- exposed face. 1 f 4 \ 2 1 2 1, 833 3 949 2 | 502 2 1, 841 2 853 2 552 2 2 493 3. i \ "i, "2ii" 1, 047 925 "" 1, 165 1, 874 552 909 493 502 MEDIUM BLOCKS. i 2 2 570 1 2 2, 070 2 990 1 o 1 OAK 2 1 163 2 / 3 3, 128 I 2, 013 2 478 \ 2 t 2 ^1, 105 2, 385 3 1, 712 4 827 3 { % 9 923 I 1 507 2 694 1, 155 1, 932 464 765 WET BLOCKS. i {2 2 219 2 i 1" o 795 s ' 2 512 2 1, 381 ' 2 fl { 2 966 ' } 2 2, ooU 2 699 2 1 487 3 { I 1, 932 2 992 1 957 2 477 918 1, 494 o Blocks of 8 parts sand to 1 of Portland cement were destroyed in transit from Underwriters' Laboratories to Armour Institute.
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