Agenda - Public Works Committee - 06/20/2017

Home

Contractor because of the presence and protection of those utilities and appurtenances. The Contractor shall comply with the provisions of Minnesota Statues Chapter 216 related to underground construction and utility protection (Gopher State One call). 13.Maintenance during Construction Once the Contractor commences work on the project, the construction area shall be maintained for the remainder of the project by the Contractor at their expense. Necessary signs and barricades shall be furnished by the Contractor. All existing surfaces not scheduled for removal shall be protected. All equipment which operates on bituminous or concrete surfaces shall be equipped with rubber tires. The Contractor shall provide reasonable access to all properties adjacent to the work. The cost of providing and maintaining continuous access where applicable, shall be included in the lump sum bid item price for Traffic Control. Any disturbed paved areas at intersections with public or private roads/driveway accesses must be brought to grade with class 5 at the end of each work day, unless road is closed for construction. All unpaved surfaces shall be bladed and made passable at the end of each business day, unless road is closed for construction. Grading the surface will also be as directed by the Engineer when the travel lane is deemed impassable. 14.Surface Water and Sedimentation Control The Contractor shall take reasonable efforts to prevent soils from being deposited onto street surfaces. Temporary earth stockpiles shall have suitable erosion control measures in place to prevent this material from migrating onto the street and into the storm sewer system. The Contractor shall have a sweeper on site during construction or must have the availability of one on site within three hours. Streets shall be left clean at the end of each working day. Contractor will be expected to provide a water truck for dust control. Water is available at the automated water fill station located at the Public Works Facility on Jaspar Street and 142nd Avenue NW. Water will not be allowed to be drawn from City hydrants. 15.Tree Protection The contractor shall employ the following tree protection measures to encourage the survival of trees affected by construction. Roots larger than one half inch in diameter which have been fractured as a result of grading operations shall be sawed flush with a bow saw or loppers as soon as possible after being disturbed. No unnecessary vehicles shall be allowed in the tree root zone to avoid compaction of soil. SP 4