Our affiliate company, H.L. Robinson Sand & Gravel, produces and delivers stone, sand and gravel products for R.B. Robinson Contracting projects as well as for outside contractors, municipalities and the public. We currently have gravel pits in Candor (Tioga County), Spencer (Tioga County), Brooktondale (Tompkins County), and McLean (Tompkins County). We can also provide custom crushing operations on-site.