Object: Electronic Auction - Hiring A Company For The Acquisition And Installation Of 02 (Two) Ur-Type Elevators, With Capacity For 06 Passengers (450 Kg), In Order To Meet The Needs Of Promoting Universal Accessibility And Guaranteeing Adequate Mobility, Safety And Comfort Conditions For Users Of The Crosswalks Of The Trans-Amazonian Highway, An Urban Stretch In The Municipality Of Marabá-Pa