2. General Rules Volume Two as part of the required parking provision for each activity provided there is no overlapping demand for parking spaces. 2.32.1.10. When a building is increased in floor area, or undergoes a partial change in use, parking requirements for the existing part of the building (if any), or that part remaining in the existing activity, will remain unaltered. Parking requirements for the increased floor area or that area with a new or altered use must be calculated in accordance with Table 2.1. For the purpose of this standard, ‘partial’ means an addition or alteration of more than 20% of the gross floor area over a 5 year timeframe. Accessible Parking Space 2.32.1.11. Where parking is required for a non-residential activity, the minimum number of Accessible Parking Spaces which must be provided must be in accordance with Table 2.2. Table 2.2: Accessible Parking Space Requirements Number of onsite parking Minimum number of parking spaces per spaces required per activity site of dimensions to accommodate Accessible Parking Spaces 1 – 10 1 11 – 75 2 Design and Formation Standards for a Parking Space 2.32.1.12. A parking space must be formed to an all–weather standard and must be clearly identified by marking on the ground or other signal to avoid inefficient parking of vehicles within the allocated space. Staff parking spaces must be marked as being for use by staff. 2.32.1.13. The first 3m of the parking space (as measured from the road boundary) must be formed and sealed for the full width of the vehicle crossing. 2.32.1.14. The parking space must be of useable shape, with a gradient of not more than 1 in 20 in any direction, and together with their entrance and manoeuvring aisles, must be designed and formed to comply with the layout shown in Figure 2.1. 2 – 36