Require STAAD Pro design for the supporting structure of a mobile Hopper

Hi, We need a good structural design expert to perform the design calculations for the supporting structure of a mobile Hopper using STAAD Pro. Please note Scope is only for design validation as per the details provided. Refer to the attached reference drawing and BOQ. 1. Total Volume of the Hopper is 120 Cu.M 2. Height of the hopper from bottom to operating platform to be no less than 4500mm 3. Height of the wheel set is 980mm 4. Since a Liner plate of SS409 8mm thick is to be provided, please workout the overall supporting structure again to suit it. 5. Material to be handled in the hoppers a) Coal -0.8T/M3 b) Limestone - 1.6T/M3 c) Fertilizer - 0.7-1.1T/M3 d) Clinker - 1.2T/M3 e) Bauxite - 1.1T/M3 6. Provide the BOQ including all connections. 7. Hopper stiffeners to be ISMB 150 in horizontal and 100x10thk flat in vertical side 8. Structure bottom box to be of size 450 x 450 x 12thk 9. Hopper liner plate to be 8mm thk SS409 grade 10. Wheel mounting plates 750 x 750 x 25 thk 11. Bracing ISA 75x75x8thk star Submissions Required: STAAD Pro design calculations report and Model file. Proficient engineers may pls quote by 04-06-2021. 12:00 Noon IST. -- Regards, Santhosh Kumar