Perform asphalt and concrete pathway and sidewalk improvements. Typical work may include traffic control, survey, surface removal, sawcutting, excavation, subgrade preparation, HMA paving, forming, placing and finish concrete work, and landscaping. The site location will be throughout the City of Seattle; The Contractor must take all reasonable measures for the suppression of noise resulting from work operations. Mobile engine driven cranes, loaders and similar material handling Equipment; engines used in stationary service for standby power; air compressors for high and low pressure service and other similar equipment must be equipped with exhaust and air intake silencers designated for use in critical noise problem locations such as high density residential, hotel and hospital areas.