Specifications include, but are not limited to: School bus dealers will produce school buses in up to thirty separate categories to Washington state Local Education Agency’s (LEA). For the purpose of this process, “local education agency” includes Washington state school districts, Educational Service Districts, public charter schools, and tribal compact schools. Maximum passenger capacity based upon an average center-to-center seat spacing of at least 27.5” with a lap-shoulder belt for each seating position. 145 amp minimum. Lift-equipped or air-conditioned. Manufacturer recommended capacity. 10,000 lb. Hayden or equal. Manufacturer’s recommendation. Must comply with power and gradeability formula. Refer to Washington State School Bus Specifications Manual.