1-2.11 Safety:
   (A)   Barricades, Guards and Safety Provisions. To protect persons from injury and to avoid property damage, adequate barricades, construction signs, torches, red lanterns and guards, as required, shall be placed and maintained by the Contractor at his expense during the progress of the construction work and until it is safe for traffic to use the roads and streets. All material piles, equipment and pipe which may serve as obstructions to traffic shall be protected by proper lights when the visibility is poor. The rules and regulations of O.S.H.A. and appropriate authorities respecting safety provisions shall be observed.
   (B)   Structure Protection. Temporary support, adequate protection and maintenance of all underground and surface structures, water mains, drains, sewers and other obstructions encountered in the progress of the work shall be furnished by the Contractor under the direction of the Engineer. The structures which may have been disturbed shall be restored upon completion of the work.
   (C)   Protection of Property and Surface Structures. Trees, shrubbery, fences, poles and all other property and surface structures shall be protected during construction operations unless their removal for purposes of construction is authorized by the Engineer. Any fences, poles, or other man made surface improvements which are moved or disturbed by the Contractor shall be restored to the original conditions after construction is completed. Any trees, shrubbery, or other vegetation, which are approved for removal or ordered for removal by the Engineer in order to facilitate construction operations, shall be removed completely, including stumps and roots, by the Contractor. Responsibility for any damage or claims for damage caused by construction operations to shrubbery or other landscape improvements which were not authorized for removal by the Engineer shall be assumed by the Contractor.