Replacing frequently-used ladders with alternating tread stairs is an…

Ladder replacement cost calculator

Replacing frequently-used ladders with alternating tread stairs is an effective engineering control for reducing workplace hazards

Make an informed decision by comparing the cost to replace your ladders with alternating tread stairs to the cost of a ladder injury.

Alternating Tread Stairs vs Ladders

Alternating tread stairs


Face-forward design

Neutral body posture

Hand contact not required

Stable tread surface

Ladders


Device-facing design

Flexed body posture

3-point contact required

Increased fall risk

Alternating Tread Stairs
Alternating tread stairs

Face-forward design

Neutral body posture

Hand contact not required

Stable tread surface

Ladders
Ladders

Device-facing design

Flexed body posture

3-point contact required

Increased fall risk

Falls from ladders account for 20% of all fatal and lost work-day injuries in general industry

Source: OSHA 2017 Updates to General Industry Walking-Working Surfaces and Fall Protection Standards (Federal Registry, Vol. 61, No. 223)

Lost work-day injuries due to ladders
Median days away from work per injury
Types of injuries due to ladders

Source: Bureau of Labor Statistics, 2018 Workplace Injuries & Illnesses Database

Ladders and MSDs

The National Institute for Occupational Safety and Health defines a musculoskeletal disorder (MSD) as a soft-tissue injury caused by sudden or sustained exposure to repetitive motion, force, vibration, and awkward positions

MSDs due to ladders resulting in lost work days
Median days away from work
Lost work-day injuries caused by overexertion on ladders
Median days away from work
Average cost of a MSD worker's comp claim
MSDs that can be prevented

Source: Bureau of Labor Statistics, 2018 Workplace Injuries & Illnesses Database; Center for Disease Control

About the ladder replacement cost calculator

The use-risk factor and expected cost calculation are for illustrative purposes only. Many factors contribute to the risk of ladder injuries including proper ladder use, ladder conditions, and the use of a personal fall arrest system.

Calculator assumptions
Average number of non-fatal workplace injuries per year due to ladders 22,594 SOURCE: Bureau of Labor Statistics
Average number of fatal workplace injuries per year due to ladders 149 SOURCE: Bureau of Labor Statistics
Average number of non-fatal workplace injuries per year due to stairs 11,361 SOURCE: Bureau of Labor Statistics
Average number of fatal workplace injuries per year due to stairs 25 SOURCE: Bureau of Labor Statistics
Total number of full-time employees in general industry 123,000,000 SOURCE: Bureau of Labor Statistics
Average cost of a worker's compensation claim for a non-fatal injury $41,000 SOURCE: National Safety Council
Average cost of a worker's compensation claim for a fatal injury $1,190,000 SOURCE: National Safety Council
Number of non-fatal ladder injuries per year per full-time employee 0.00018 ❶ ÷ ❺
Number of fatal ladder injuries per year per full-time employee 0.00000121 ❷ ÷ ❺
Number of non-fatal stair injuries per year per full-time employee 0.00009 ❸ ÷ ❺
Number of fatal stair injuries per year per full-time employee 0.00000020 ❹ ÷ ❺
Average cost of ladder-related worker's compensation claims per full-time employee $8.97(❶ x ❻)+ (❷ x ❼)
Average cost of stair-related worker's compensation claims per full-time employee $4.03(❸ x ❻)+ (❹ x ❼)
Average cost of a 10' OSHA-compliant stair $2,000
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