4. Gas Meter Box Locations
4.1.3 Pre-Laid at Top of Stairs / Retaining Wall
Figure 10 Pre-Laid at Top of Stairs (Double Stairway)
Figure 11 Pre-Laid at Top of Stairs (Straight on Single Stairway)
1.5m is the minimum house wall setback distance required to physically install a gas service
to avoid retaining wall backing blocks and ensure safe separation from the house slab is
maintained. Where backing blocks do not exist, a reduced setback might be applied
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