32 - Exterior Improvements

32 1000 - Bases, Ballasts, Pavements and Appurtenances
- 32 1100 - Paving
- 32 1400 - Unit Pavers
- 32 1600 - Vehicle and Traffic Barriers
- 32 1700 - Paving Specialties
  - 32 1720 - ADA Tactile Warning Surfaces
  - 32 1740 - Walk, Road and Parking Specialties
- 32 1800 - Athletic and Recreational Surface
  - 32 1820 - Athletic & Sports Surfaces
  - 32 1840 - Playground Protective Surfaces
- 32 1900 - Traffic Signs and Signals
32 3000 - Site Improvements
32 4000 - Site Security
32 5000 - Lightning Detection and Warning Systems
32 8000 - Irrigation
32 9000 - Planting
- 32 9200 - Turf and Grasses
- 32 9400 - Planting Specialties
  - 07 0870 - Vegetated Roofing - Roof Garden Systems
  - 07 0840 - Living Walls and Green Walls
  - 12 9330 - Manufactured Planters
  - 32 9410 - Landscape Edging
  - 32 9450 - Tree Specialties
  - 32 9460 - Trellis Systems

For Additional Division 32 Associations, Reference Organizations and Related Publications and Web Sources