Quotations are hereby invited for the appointment of a service provider to supply, deliver and instal anchor blocks fencing at Greenbushes Site under the Port Elizabeth Sentech OC office. Specifications: Supply and deliver and install concrete palisade: There are four anchor blocks present on site with each having a perimeter of 76.5m; the anchor blocks to be fitted with a gate; • Perimeter: 306; • Palisade fence height: 1.8m; • Width/section: 2m; • Four swinging gates to be 1.2m each; • Posts overall length: 2400 x 230 x 150 tapered to 80mm; • Pales 1800 x 80 x 110 tapered to 80mm; • Rails 1990 x 75 x 150mm with 9 x 10mm Holes; • Fixing bolts 8mm carriage bolts; • Concrete precast to be a minimum of 20-24 mPa at 28 days; • Installation foundation to be 460x460mm x 600mm deep; • Minimum of 15-20 mPa concrete; • The posts are spaced at 2.0m centres and area; • Slotted to take 2 horizontal rails; • Each vertical pale is bolted by 2 x 8mm nuts and bolts (top and bottom). Foundation: • Post foundation shall be 600mm deep x 460 x 460mm with 30 mPa concrete. Gate: • The site is to be fitted with four (4) gates and are to be constructed with the same stature and height; • The gates are to be 1.2m pedestrian steel swing gates; • The gates should be fitted with heavy duty hinges. (投標 №99023908cn)