Part 1 | Minimum Standards of Construction of Poultry Processing Premises 1.2.4 Vehicle loading and unloading areas, vehicle cleaning areas and inedible material collection areas must be paved and drained. 1.2.5 Holding areas for live birds shall be sheltered, paved and drained and provided with adequate ventilation and cooling. 1.2.6 The buildings should be well ventilated and lit, kept clean and free from vermin, dust and other conditions that would contaminate poultry products. 1.2.7 Necessary water, electricity and drainage facilities, including disposal of works ef uent, storm water and site drainage, and sewerage disposal should be available at the site. 1.2.8 All site areas which are not sealed should be maintained in a clean and tidy condition. Stored material on the site should be kept in an orderly manner 300mm above the ground in a well-drained positions or on pallets. 1.2.9 The exterior of the premises should be kept in good repair. 1.3 Expansion In planning the premises, careful consideration should be given to the plan to allow space for future expansion. 1.4 Soil Types Care should be taken during site selection to avoid undesirable soil types. Soil types subject to large expansion and contraction can adversely affect construction costs or can cause serious damage to buildings. Heavy soils subject to water lagging can create drainage problems and allows pools of stagnant water to form. 1.5 Water 1.5.1 An adequate supply of potable water must be available. 1.5.2 Depending on the source of supply, it may be necessary to install an in-plant chlorination system or other treatment systems to ensure potability of water at all times. 3