Answer:
we need to lay it out to make our project beautiful..
to make it hard..
to make it strong and solid..
Stiffeners are secondary plates or sections which are attached to beam webs or flanges to stiffen them against out of plane deformations. Almost all main bridge beams will have stiffeners. ... Flange stiffeners may be used on large span box girder bridges but are unlikely to be encountered elsewhere.
Roof sheathing helps distribute weight evenly across your roof. Since sheathing boards are affixed to your roof's trusses and joints — its strongest supporting beams — they help ensure that heavy loads of snow and precipitation don't cause bowing or sagging. They also help your roof to hold up asphalt shingles.
Explanation:
#Carry on learning
