Notice Details

This project consists of 18,606 square feet of outdoor space improvements for the Brooklyn Children’s Museum. The existing site retaining walls are of timber and are failing. Demolition includes removal of the timber, excavation and regrading. Existing soils are acceptable only for uncontrolled fill. The outdoor space starts at grade and terminates at approximately 18 feet below grade at the museum face. A series of concrete ramps and paths wind approximately halfway up the grade, with concrete stairs completing the rise to the grade level. A series of retaining walls combined with planted slopes of varying slopes, the steepest being 2:1. Slopes are stabilized with a geofiber mixed into the topsoil. The steepest slopes are covered with a jute blanket for additional erosion protection. The north end of the site is supported by a soldier pile wall approximately 78 feet long and 17 feet high. Planting includes 47 trees and large numbers of shrubs and groundcover plants. Site utilities include a storm drainage system, including swales, area drains and catch basins. Water supply includes a drinking fountain, water supplies for future exhibits, and an irrigation system. Electrical includes site lighting including light poles, step lights, and floor lights. Light poles include electrical convenience outlets.