To provide personnel, management, supervision, materials, supplies, equipment, tools, transportation and other items or services (except as stated herein) necessary to perform grounds maintenance serv... To provide personnel, management, supervision, materials, supplies, equipment, tools, transportation and other items or services (except as stated herein) necessary to perform grounds maintenance services to maintain a safe, clean, and healthy environment for all residents, military and civilian, and members of the general public. To accomplish this mission, it is essential that the properties and facilities of the area specified herein have qualified grounds maintenance service as required.