subbase course

subbase course

For the support of paving materials, a layer of granular material applied to the subgrade in a predetermined depth; provides underpavement drainage and reduces frost damage.
References in periodicals archive ?
Ragab estimates that a machine control-equipped grader can achieve volumes of 3,000m3 per day on a subbase course, while Othman notes: "A grader normally goes up to around 1,700m3 or 1,800m3 per day - mainly because the operator needs to repeatedly make sure they are doing the bed correctly.
major work items for this project consist of, but are not limited to, installation of black pvc coated steel chain link fence (with barbed wire & chain link fence skirt); installation of chain link automatic and manual gates; removal of existing fence, gates, and gate systems; excavation; placement and compaction of subbase course and bituminous asphalt surface course; seeding; and mulching.
Tenders are invited for this project will involve pavement removal, unclassified excavation, subbase course, recycled bituminous aggregate base course, pcc paving, underdrain installation, erosion control and seeding and mulching.
Tenders are invited for full-depth reclamation: includes pavement reclamation, under this item shall consist of the preparation of a reclaimed subbase course composed of a mixture of the existing bituminous concrete pavement and any underlying granular material; maintenance and protection of traffic, the contractor will responsible for providing all maintenance and protection of traffic; and equipment remobilization.
work includes asphalt pavement removal, excavation, subbase course, base course, hma pavement, topsoiling and seeding, drainage improvements, reflective markers and pavement markings.
contractor shall supply, install/compact a mix of #1 & #2 stone 6 subbase course over entire excavated concrete pad and sidewalk area.
220 sy of concrete pavement removal, 1,040 sy of asphalt pavement removal, 12,890 cy unclassified excavation, 270 cy of disposal ofexcess material, 13,100 cy of on-site borrow material, 1,900 ton of subbase course, 380ton of aggregate base course, 180 ton of bituminous base/surface course, bituminous primecoat, bituminous tack coat, 220 sy of pcc pavement, 270 ft of 18 rcp arch, 420 ft of12 pvc storm sewer, 1,050 ft of 4 perforated underdrain pipe, 200 ft of 4 solid underdrainpipe, underdrain cleanouts, 5,800 cy of topsoiling, 12 ac seeding and fertilizing, 10acres mulching, 1,300 sy of geotextile separator fabric, 28 runway marker cones, taxiwaymarking, and various other items of related construction.
Tenders are invited for Approximately 30,750 CY of Unclassified Excavation, 16,450 CY of Disposal of Excess Material, 15,500 Ton of Subbase Course, 7,500 Ton of Aggregate Base Course, 3,800 Ton of Bituminous Base / Surface Course, 270 Ton of Bituminous Binder (PG 64-34), 30 Ton of Bituminous Prime Coat, 9 Ton of Bituminous Tack Coat, 130 FT of 18 RCP, 6,700 FT of 4 Perforated Underdrain Piping, 22,000 SY of Full Depth Reclamation, 22,500 SY of Place and Compact Reclaimed Material, 25,000 SY of Geotextile Fabric, 4,300 CY of Topsoiling, 7 AC of Seeding and Fertilizing, Adjusting Base Mounted Runway / Taxiway Lights, Runway, 5,900 SY of Type II Erosion Control Blanket, Runway and Taxiway Painting, Construction Staking, and otheritems of related construction.
Tenders are invited for Removing manhole or catch basin, removing pavement surface, pavement butt joints, rock excavation, structural rock excavation, aggregate subbase course, hot mix asphalt, culvert pipe, 15" reinforced concrete pipe, 15", 18" and 24" culvert pipe, catch basin, altering catch basin to manholes, adjusting manhole, guardrail, seeding, pavement marking, air compressor, traffic signal loop detectors, construction signs, portable changeable message sign, 6", 8" and 12" ductile iron pipe, gate valve, 1" and 2" copper service, water service, 5,200 LF gas main trenching, construction sidewalk, seeding.