Page 45 - 2018 National Home Improvement

2018 National Home Improvement Estimator, All Rights Reserved Page 30

Building Demolition

Single-story room demolition. Includes breaking out a concrete or masonry foundation using
pneumatic tools, breaking materials into manageable pieces with hand tools and handling debris to a
trash bin on site. Includes the cost of erecting a temporary vapor barrier to seal the wall opening in the
existing structure. Add the cost of wall patching on the remaining structure. Add the cost of equipment
rental.
Demolish a wood-frame addition built on a concrete slab, including grade beams. Use these figures to
estimate the cost of demolishing an attached garage.
Per square foot of floor area demolished BL@.100 SF -- 3.26 3.26
Demolish a wood-frame addition built on a conventional foundation, including wood deck, stairs to grade,
and the concrete or concrete block foundation.
Per square foot of floor area demolished BL@.120 SF -- 3.91 3.91

Detached garage demolition. Includes breaking materials into manageable pieces with hand tools
and handling debris to a trash bin on site. No slab or foundation demolition included. No salvage of
materials assumed.
Frame garage with wood or aluminum siding
One-car garage, to 10' wide by 22' deep BL@16.5 Ea -- 538.20 538.20
Two-car garage, to 20' wide by 28' deep BL@23.0 Ea -- 750.30 750.30
Frame garage with stucco siding
One-car garage to 12' wide by 22' deep BL@23.5 Ea -- 766.60 766.60
One-car to 16' wide by 22' deep BL@28.5 Ea -- 929.70 929.70
Two-car garage to 22' wide by 28' deep BL@42.5 Ea -- 1,386.00 1,386.00
Brick or block garage
One-car garage to 12' wide by 22' deep BL@23.0 Ea -- 750.30 750.30
One-car garage to 16' wide by 22' deep BL@28.0 Ea -- 913.40 913.40
Two-car garage to 20' wide by 22' deep BL@33.0 Ea -- 1,076.00 1,076.00

Gutting a building. Interior finish stripped back to the structural walls. Building structure to remain. No
allowance for salvage value. These costs include loading and hauling up to 6 miles but no dump fees.
Costs are per square foot of floor area based on 8' ceiling height. Add the cost of equipment rental.
Figures in parentheses show the approximate “loose” volume of materials after demolition.
Residential building (125 SF per CY) BL@.100 SF -- 3.26 3.26

Building Component Demolition. Itemized costs for demolition of building components when building
is being remodeled, repaired or rehabilitated and not completely demolished. Costs include protecting
adjacent areas and normal clean-up. Costs are to break out the items listed and pile debris on site or in
a bin.

Brick wall demolition. Cost per square foot removed measured on one face. Removed using a
pneumatic breaker. Add the cost of equipment rental. Figures in parentheses show the volume before
and after demolition and weight of the materials after demolition.
4" thick walls
(60 SF per CY and 36 lbs. per SF) BL@.061 SF -- 1.99 1.99
8" thick walls
(30 SF per CY and 72 lbs. per SF) BL@.110 SF -- 3.59 3.59