Project Description:

 

Construction at two separate entrances included all site excavation, formwork, lifts, stone, drainage piping, electrical conduit and new concrete and installation of one (1) semi-automatic bollard, six (9) permanent bollards, two (2) removable bollards, two (2) cable crash beams and one (1) arm gate.

Owner:                                            Architect:
U.S. Geological Survey                    ARMR Services
Reston, VA                                        Arlington, VA

 

USG1-2