u 



THE CIVIL ENGINEER AND ARCHITECT'S JOURNAL. 



[January, 



FOURTH RATE DWKLLIN03. 



I f the building be in height not mora than 

 36 feet. 



Or if it do not cover more than 4 squares. 



Or if it do not contain more ttian 4 stories. 



EXTERNAL WALLS.— The thlckneaa 

 must be at the leait 13 inches from the top 

 of the footing up to the underside of the 

 Hoor next beloiv the topmost floor; and at 

 the least 8^ inches from the underside of 

 the floor next below the topmost floor up to 

 ttia top of the wall. 



PARTY WALLS.— The thickness must 

 be at the least l:{ inches from the top of the 

 footing up to the underside of the floor next 

 but one below the topmost floor; and at the 

 least 8i inches from the underside of the 

 floor next but one beloiv the topmost floor 

 up to the top of the wall.' 



FOOTINGS.— Tobothexternal and party 

 walls the bottom of the footing must ba at 

 the least tl^ inches wider than the wall 

 standing thereon, and 6 inches high. The 

 top course must he :< inches below the sur- 

 face of the ground adjoining and 9 inches 

 below the surface of the lowest floor. 



CHIMNEV BACKS to he] «i inches 

 thick. 



Floor next be- 

 low topmost 



Floor next but 



one below 

 topmost floor. 



Lowest Floor. 



Party. 



SECOND OR VTARCHOUSE CLASS. 



ScHF.nui.E (C.j— Part ill.— (.s-^^ Sec. 5.) 

 Conditions for determining the Rates to whidi Buildings of the Second or Warehouse 

 S Class are to be deemed to belong, and the Thickness of the External Walls and of 



the Party- Walls thereof. 



FIRST RATE WAREHOUSE. 



if the building be in height mora than f>Ct 

 feet. 



EXTERNAL WALLS.— The thickness 

 must be at the least 2G inches from the top 

 of the footing up to the level of 76 feet below 

 the topmost ceiling; and at the least 21.^ 

 inches from the level of 70 feet below the 

 topmost ceiling up to the level of SG feet 

 below the topmost ceiling ; and at the least 

 17i inches from the level of 36 feet beloiv 

 the topmost ceiling up to the top of the wall. 



PARTY WALLS.— ThB thickness must 

 be at the least 26 inches Irom the top of the 

 tooting to the level of 76 feet below the top- 

 most eeiling; and at the least 21^ inches 

 from the level of 76 feet below the topmost 

 ceiling up to the level of 35 feet below the 

 topmost ceiling ; and at the least 17^ inches 

 from the level of 36 feet below the topmost 

 ceiling up to the level of the topmost ceil- 

 ing ; and at the least 13 inches from the 

 level of the topmost ceiling up to the top of 

 the wall. 



FOOTINGS as first class, p. 48. 



PARAPETS to external walls must be 

 13 inches thick and 18 inches high above 

 highest part of gutter. See Schedule D,, 

 p.S8. 



TOP OF PARTY WALLS must be 18 

 Inches above roof meaBured at right angles, 

 and 3 feet above highest part of gutter. 



214 





381 ... . 



Ut Rate ootings. 



SECOND BATE WAREHOUSE. 



If the building b« in height more than 44 

 feel and not more than 66 feet. 



EXTERNAL WALLS.— The thickness 

 must I, ,t ,he least 21* inches from Ih "top 

 01 the footing up to the level of .'.8 leet be- 

 low the topmost ceilingi and at the least 

 1/i inches from the level of ,'p8 feet helow 

 the topmost ceiling up to the level of 22 feet 

 below the topmost ceiling; and at the least 

 M inches from the level of 22 feet helow the 

 topmost ceiling up to the top of the wall 



PARTV WALLS.-The thickness mukt 

 be at ihe least 21 i inches from the top of 

 the footing up to the level of 68 feet below 

 the topmost ceiling; and at the least 174 

 inches from the level of 68 feet below the 

 topmost ceiling up to the level of ■>> fjet 

 below the topmost ceiling ; and at the Last 

 lo inches from the level of 22 feet below 

 the topmost ceiling up to the top of tbe 



FOOTINGS as first class, p. 49 

 PARAPETS to external walls must be 8i 

 inches wide and 12incht3 high above hiirhest 

 part of gutter. " 



TOP OF PARTY WALLS as first rate, 

 p. 52. 



Footings 



External. 

 THIRD HATE WAREHOUSE. 



Party. 



If the building be in height more than 22 

 feel and not more than 44 leet 



EXTERNAL WALL.S.-The thickness 

 must be at the least 1.'^ inches from the 

 top of the footing up to the level of 28 feet 

 below the topmost ceiling ; and at the least 

 U inches from the level of 28 leet below 

 the topmost ceiling up to the top of the 

 wall. 



PARTV WALLS.-The thickness must 

 be at the least 1 7i inches from the top of 

 the footing up to the level of 28 feet below 

 the topmost celling; and at the least 13 

 Inches from the level of 28 feet below the 

 topmost ceilinp up to the level of the top. 

 most ceiling ; and at the least 8* inches 

 from the level of the topmost celling up to 

 the top of the wall. of'" 



FOOTINGS as first class, p. 60. 



PARAPETS as second rate, p. 52 



TOP OF PARTY WALLS as p. 62. 



FOURTH RATE WAREHOUSE. 



If the building be in height not more 

 than 22 feet. 



EXTERNAL WALLS.-The thickness 

 must be at the least 13 Inches from the top 

 of the footing up to the level of 9 feet below 

 the topmost celling; and at the least sj 

 inches from the level of 9 feet below the 

 topmost ceiling up to the ton of the wall. 



PARTY WALLS.-The thickness must 

 be at the least 13 inches from the top of the 

 footing up to the level of 16 feet below the 

 topmost ceiling; and at the least 8J Inches 

 Ironi tht level of 16 feet below the topmoit 

 ceiling up to the top of the wall. 



FOOTINGS as first class, p. 61. 



PARAPETS as second rate, p. S2. 



TOP OF PARTY WALLS as p. 62. 



X- 



Footing!. 



k CeiUng. 



External. tud 



