Fabricated comb-type slideway and construction method thereof

The invention provides an assembled comb-type slideway and a construction method thereof. The assembled comb-type slideway comprises a plurality of pile foundations arranged along the slideway, pile caps are arranged at the tops of the pile foundations, cross beams are arranged on the pile caps, and track devices are arranged on the cross beams; the top of the cross beam is inclined, and the inclination angle is a track inclination angle; a supporting groove is formed in the top of the pile cap, a cross beam supporting end is arranged at the end of each cross beam, the cross beam supporting ends of the cross beams connected end to end are located in the supporting grooves, cross beam grouting holes are formed in the cross beam supporting ends, pile cap grouting holes are formed in the supporting grooves, and the cross beam grouting holes are communicated with the pile cap grouting holes. By the adoption of the assembly type construction scheme of the pile foundations, the pile caps and the cross beams, coffer