structural design for ladder + platform

We need to hire a designer for doing structural design for handrail : attached : 1- DWG for platform and ladder and handrail plan and section 2- Hand sketch clarifying more about the needed job 3- Ref for previous design of ladder 4- Specification for the ladder as per project specification the structural design must be in order to be submitted to consultant approval [login to view URL] a sketch for the needed platform and ladder and handrail in CAD format [login to view URL] paper showing the design criteria and the material grade used 3. structural calculation for the steel item using a known program 4. design for the connection of anchor to concert using HIlti software bolts (HST preferred ) 5. design for welding connection size [login to view URL] of welding connection note that : all seismic loads and wind load if any must be put in consideration