Calculate Size Steel Beam Needed For Bridge

Divide the result by 1000 to get the figure in kips a non si unit of force equal to 1 000 pounds force and understand that 1 kip is equal to 4448 222 newtons.

Calculate size steel beam needed for bridge.

You have a choice of w beams s beams or american standard channels. Once you have chosen the right shape of beam select its dimensions depth width and weight from the dropdown menu. Staggered pattern with at least a 3 x 120 nail. Choose an approximate size of steel i beam from a standard i beam table.

Calculate the section modulus for the different beams which you could use. The 2012 irc code calls for a minimum of a 32 o c. 1 2 select steel beam size select the steel beam size from the dropdown list. Draw bending moment diagram for the given loads and you will find the value of maximum bending moments say m that the steel i beam is expected to experience.

Use a calculator to multiply the clear span by the length of the floor joist by the vertical load. We have learned from our experience to use at least a 3 1 4 x 131 groove shank nail in a column of four every foot apart down the laminate. 2 load details you need to know what type of load your beam will be supporting. If you re not sure what beam size to use just allow the steel beam calculator to select the beam size for you.

A two 2 by 6 standard beam has actual dimensions of 1 5 by 5 5 inches which would give a section modulus of 1 5 x 5 5 x 5 5 6 7 6 which is not enough for this example. 1 1 enter the steel beam span length enter the length of the steel beam. The formula for the section modulus is beam width times beam depth squared divided by 6.