Project 1: Provide materials and labor for reconstructing five entrances at the King Middle School, in Portland, Maine. Work includes removal and disposal of existing pavement; removal of grass areas and loam; regrading base material; installation of concrete foundations, backfill for foundations; stairs and ramps; installation of steel railings; installation of bituminous and concrete paving; and pavement striping as outlined on the approved plans and specifications. Project 2: Provide materials and labor for reconstructing two entrances at the Lyman Moore Middle School, in Portland, Maine. Work includes removal and disposal of existing concrete platform, ramp and steps; removal of grass areas and loam; regrading base material; installation of concrete foundations, stairs and ramps; backfill for foundations; installation of steel railings; installation of bituminous and concrete paving; and pavement striping as outlined on the approved plans and specifications. BASE BID: New bituminous paved ramp on regraded pathway. ALTERNATE: New cast-in-place concrete ramp with frost wall, proof footing and pipe railing. Project 3: Provide materials and labor for reconstructing the entrance at the Portland High School, in Portland, Maine. Work includes demolition and disposal of existing pavement, concrete wall and chain link fence; re-setting granite curb; regrading base material; installation of concrete paving as outlined on the approved plans and specifications. Project 4: Provide materials and labor for reconstructing the entrances at the Deering High School, in Portland, Maine. Work includes demolition and disposal of existing pavers and granite; regrading base material; resetting pavers; installation of concrete ramp as outlined on the approved plans and specifications.