BERLIN-A herd of dairy cows nearly lifted the roof off their barn in central Germany when methane released by the animals caused an explosion. Police in Hesse state said in a statement that a static electric charge apparently triggered the detonation, and a spurt of flame, on Monday at a farm in Rasdorf. The roof was slightly damaged and one cow suffered light burns.
Handrails shall be provided on at least one side of each continuous run of treads or flight with four or mâ¦ore risers. - Maximum riser height allowed by code is 7 3/4 and you would need to have 3 or less risers to omit a handrail. The answer would be 23 1/4 max.
Stairs, Landings, Handrails, Guardrails (Single-Family Residential) Stairways must be constructed according to the requirements of the California Building Code (2007 CBC Chapter 10) to insure a safe means of access and egress. Stairs: A run of steps with two or more risers is a stairway.