Difference between revisions of "Conversion Tables and Charts"

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== <u>Roofing Slopes</u>==
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<big><big>Division E - General Information</big></big>
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<hr>
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<big><big><big><big><big><big>Conversion Tables and Charts</big></big></big></big></big></big>
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===Roofing Slopes===
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   <th colspan="7" align="center" nowrap>Fall/Run</th>
 
   <th colspan="7" align="center" nowrap>Fall/Run</th>
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===Imperial/Metric Conversions===
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{| class="wikitable" style="text-align: left; margin-left: 20pt; margin-right: auto; border: none;"
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|+ <small>Commonly used length measurements</small>
 +
|-
 +
! Imperial (inches) !! Metric (mm)
 +
|-
 +
| 1/16 || 1.59
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|-
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| 3/32 || 2.38
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|-
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| 1/8 || 3.78
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|-
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| 3/16 || 4.76
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|-
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| 1/4 || 6.35
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|-
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| 3/8 || 9.53
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|-
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| 1/2 || 12.70
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|-
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| 5/8 || 15.88
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|-
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| 3/4 || 19.05
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|-
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| 7/8 || 22.23
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|-
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| 1 || 25.40
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|-
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| 1-1/2 || 38.10
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|-
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| 2 || 50.80
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|-
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| 2-1/2 || 63.50
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|-
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| 3 || 76.20
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|-
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| 3-1/2 || 88.9
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|-
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| 4 || 101.60
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|-
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| 5 || 127.00
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|-
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| 6 || 152.40
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|-
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| 7 || 177.80
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|-
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| 8 || 203.20
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|-
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| 9 || 228.60
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|-
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| 10 || 254.00
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|-
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| 12 || 304.80
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|-
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| 16 || 406.40
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|-
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| 24 || 609.60
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|-
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| 36 || 914.40
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|-
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| 48 || 1219.20
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|-
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| 60 || 1524.00
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|-
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| 72 || 1828.80
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|-
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| 96 || 2438.40
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|-
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| 120 || 3048.00
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|}
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Latest revision as of 15:37, 9 June 2022



Division E - General Information


Conversion Tables and Charts

Roofing Slopes

Fall/Run
Slope Ratio Inch / Foot mm / m Percentage Slope Angle
Degrees / Minutes
1:1 12" in 12" 1000.0 100.0 45 - 00
1:2 6" in 12" 500.0 50.0 26 - 34
1:3 4" in 12" 333.3 33.3 18 - 26
1:4 3" in 12" 250.0 25.0 14 - 02
1:5 -- 200.0 20.0 11 - 19
1:6 2" in 12" 166.7 16.7 9 - 28
1:7 -- 142.9 14.29 8 - 08
1:8 1-1/2" in 12" 125.0 12.5 7 - 08
1:9 -- 111.1 11.1 6 - 20
1:10 1-1/2" in 12"* 100.0 10.0 5 - 43
1:11 -- 90.9 9.09 5 - 12
1:12 1" in 12" 83.0 8.3 4 - 46
1:13 -- 76.9 7.69 4 - 24
1:14 -- 71.4 7.14 4 - 05
1:15 3/4" in 12"* 67.0 6.7 3 - 49
1:20 5/8" in 12"* 50.0 5.0 2 - 52
1:25 1/2" in 12"* 40.0 4.0 2 - 17
1:30 -- 33.3 3.33 1 - 55
1:40 -- 25.0 2.5 1 - 26
1:50 1/4" in 12"* 20.0 2.0 1 - 09
1:60 -- 16.7 1.67 0 - 57
1:80 -- 12.5 1.25 0 - 43
1:100 1/8" in 12"* 10.0 1.0 0 - 34
* (Nominal)

Imperial/Metric Conversions

Commonly used length measurements
Imperial (inches) Metric (mm)
1/16 1.59
3/32 2.38
1/8 3.78
3/16 4.76
1/4 6.35
3/8 9.53
1/2 12.70
5/8 15.88
3/4 19.05
7/8 22.23
1 25.40
1-1/2 38.10
2 50.80
2-1/2 63.50
3 76.20
3-1/2 88.9
4 101.60
5 127.00
6 152.40
7 177.80
8 203.20
9 228.60
10 254.00
12 304.80
16 406.40
24 609.60
36 914.40
48 1219.20
60 1524.00
72 1828.80
96 2438.40
120 3048.00

© RCABC 2022
No reproduction of this material, in whole or in part, is lawful without the expressed permission of the RCABC.