SS4A Demonstration Project

2026-11-03

Work generally includes : Installation of high - visibility crosswalk markings across side streets Installation of stop bars on side - street approaches Surface preparation and layout Temporary traffic control Coordination with City staff for scheduling and sequencing No curb , sidewalk , drainage , signal , or roadway geometry modifications are included in this scope . All crosswalks shall be ladder - style and installed at the intersections of side streets with the designated roads . The crosswalks shall consist of two ( 2 ) longitudinal transverse boundary lines with rectangular ladder bars placed perpendicular to the direction of travel . They shall extend the full width of the side - street pavement between curb faces or pavement edges and align with existing curb ramps or established travel paths . The crosswalks ' overall width shall be 8 ’ with ladder bars 6 ’ x 1 ’ and 1 ’ boundary lines . Bars shall be spaced uniformly , typically 3 ’ between bars . Ladder bars shall not extend into the gutter pan or beyond the pavement edge unless directed by the City representative . Stop bars shall be 1 ’ wide and placed on the side street approach in advance of the crosswalk . The near edge of the crosswalk shall be located a minimum of 4 ’ downstream of the stop bar unless field conditions require adjustment . Material shall be a two ( 2 ) component MMA system , mixed and applied in accordance with the manufacturer ’ s recommendations . The material shall be capable of rapid curing and reopening traffic . Surface preparation shall ensure proper bonding to existing asphalt . Contractor shall provide MMA materials that meet industry standards for durability , color stability , and performance , consistent with products such as PlastiRoute SprayPlast CSP 98 : 2 or an approved equal .

Arkansas

2026-03-27