Rehabilitation of the Building of the New Lookout of ASECNA

• Country: Gabon
• Summary: Rehabilitation of the Building of the New Lookout of ASECNA
• GAT Ref No: 64256602
• Deadline: 21 Mar 2022
• Financier: Self Financed
• Purchaser Ownership: Government
• Tender Value: Refer Document
• Notice Type: Tender
• Document Ref. No.: 2022/0003/ASECNAIDGRP/GA
• Purchaser's Detail:
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• Description:
• Tenders are invited for Rehabilitation of the Building of the New Lookout of ASECNA in Libreville. SUB LOT 01: PREPRATORY WORK 1. Site facilities 101 Ft Site Facility 102 Worksite drop-off Ft 103 Clearing with grubbing, Stripping, Evacuation and Cleaning of the periphery of the building over a width of 5ml Ft 104 Technical studies and execution of architectural plans Ft SUB LOT 02: MAJOR WORK - MASONRY. 200. SECONDARY EARTHWORKS AND REHABILITATION OF FOUNDATIONS N.B: The Building in rehabilitation does not undergo any major modification in infrastructure, however, the rupture joint planned between the tower and the footbridge must be materialized until the last line of concrete in the lower part…….. 201 Mass excavation at the junction between the tower and the building in order to better understand the operation of the foundation at this junction m³ 202 Demolition and evacuation of the paving in line with the expansion joint over a width of 2m m² 203 Demolition and removal of exterior paving (damaged area) m² 204 Stripping and removal of existing waterproofing m² 205 Removal of the removable suspended false ceiling in 60x60 slab in the lookout m 206 Removal of the removable suspended false ceiling in 60x60 mineral slab in the CCR m² room 207 Removal of the staff false ceiling in the crisis room m² 208 Removal of the waterproof placo false ceiling outside the lookout m² 209 Removal of isoplane wooden doors, including corresponding hardware and locks of dimension 160X210 (Location SDE) u 210 Removal of isoplane wooden doors, including corresponding hardware and locks of dimension 90X210 (Location SDE) u 211 Removal of isoplane wooden doors, including corresponding hardware and locks of dimension 73X210 (Location SDE) u 212 Removal of block with existing fixed bays, glass glazing and natural-coloured aluminum frames and all hardware constraints best m² 213 Removal of existing 40x100 u bellows window unit Removal and evacuation of sliding aluminum frame windows Size 150x100u Size 120x100u Size 280x100u Size 60x60u 214 Removal of glazed aluminum railings on the lookout terrace m² 215 Removing the protection rails from the flat roof ml 216 Removal of the protective rails on the terrace of the 7th ml 217 Removal of damaged tiles and non-slip strips m² 218 Removal of existing technical floor m² 219 Removal of window protection grille to replace the existing one which would be in an advanced state of rust 220 Size 150x100 u 221 Size 120x100 u 222 Size 280x100 u 223 Size 60x60 u 225 Scraping of the paving to the right of the flower boxes in order to put the bottom of the latter in contact with the ground ml 226 Installation of a rupture joint between the tower and the annex building, this joint will be put in place on all the elements ensuring this junction. Or any other subjection validated by the ff control office 227 Reinforced concrete dosed at 350kg/m3 for recovery of the flat roof slab at the expansion joint m3 228 Frame for ditto kg 229 Matching formwork m² 230 Installation of a reinforced concrete spoiler along the joint, at the junction between the tower and the footbridge in order to avoid any infiltration of water (This spoiler will be placed on the roof of the annex building to the right of the reinforced concrete wall of the tower). ml 231 Installation of window sills (reingots in reinforced concrete) under windows measuring 150x100 (linear 200cm) u 232 Installation of window sills (reingots in reinforced concrete) under windows measuring 120x100 (linear 170cm) u 233 Installation of window sills (reingots in reinforced concrete) under windows measuring 280x100 (linear 330cm) u 234 Installation of window sills (reingots in reinforced concrete) under windows measuring 60x60 (linear 110cm) u 235 Repair with mesh coating on all cracks or any other equivalent subjection m² 236 Reinforced concrete dosed at 300kg/m3 for repairing slabs, repairing strip footings and any other element in connection with the joint m3 237 Frame for ditto kg 238 Matching formwork m² 239 Partial demolition of the existing building and evacuation together 240 Raising the existing aedicula to a height of 80cm together SUB LOT 03: WATERPROOFING 301 Supply and installation of two-layer elastomeric waterproofing on roof m² 302 Supply and installation of waterproofing statement ml 303 Supply and installation of stubs and brackets on downspouts u 304 Supply and installation of liquid waterproofing on the terrace of the 7th m² 305 Waterproofing reinforcement on concrete pads u SUB LOT 04: FALSE CEILINGS 401 Supply and installation of removable suspended false ceiling in mineral slab 60x60 anthracite gray m² 402 Supply and installation of removable suspended false ceiling in 60x60 mineral slab, color white m² 403 Supply and installation of false ceiling in staff in the crisis room m² 404 Supply of false ceiling in water-repellent placo outside the lookout m² SUB LOT 05: WOOD JOINERY 501 Supply and installation of isoplane wooden doors, including hardware and corresponding locksmithing of dimension 160X210 (Location SDE) u 502 Supply and installation of isoplane wooden doors, including hardware and corresponding locksmithing of dimension 90X210 (Location SDE) u 503 Supply and installation of isoplane wooden doors, including hardware and corresponding locksmithing of dimension 73X210 (Location SDE) u 504 Interior door stops with invisible fixing screws, with screw-on plate allowing the stopper to be dismantled, floor or skirting board fixing. Model of your choice SUB-LOT 06: ALUMINUM JOINERY - GLAZING 601 Supply and installation of fixed windows, 12mm parsol glass glazing, low-emission sound-insulating and anti-reflective glazing and natural-coloured aluminum frames and all hardware constraints best m² 602 Supply and installation Block of bellows windows, clear single-glazed glass and natural-coloured aluminum frames and all better hardware requirements (40x100) u Supply and installation of sliding aluminum frame windows 603 Size 150x100 u 604 Size 120x100 u 605 Size 280x100 u 606 Size 60x60 u 607 Supply and installation of edge plate ml 608 Supply and installation of sun blinds m² 609 Supply and installation of Venetian blinds m² 610 Supply and installation of protective rails for the flat roof ml 611 Supply and installation of protective rails to the 7th floor terrace 612 Supply and installation of a glazed aluminum door u SUB LOT 07: FLOOR AND WALL COVERING 700 Supply and installation: 701 damaged tiles and anti-slip strips m² 702 Supply and installation of new black non-slip strips for stair treads ml 703 Supply and installation of raised access floor in wood fiber m² 704 Resumption of ceramic stoneware floor tiles in premises where they have been damaged m² 705 Non-slip floor tiles for shower room - steps - counter step and stair landing and outdoor balcony including all subjections m² 706 Matching skirting boards ml 707 Fractionation joint ml 708 Breaking joint covers ml 709 Floor covering stop bar ml SUB LOT 08: PAINTING 801 Preparation of substrates for stripping, brushing and cleaning before any painting m² 802 Application of two corresponding coats of paint on exterior walls, interior m² 802 Application of two corresponding coats of paint on exterior walls, interior m² 803 Application of two corresponding coats of paint on slab ceilings including all subjections. m² 804 Application of two corresponding coats of paint on doors including all constraints. m² 805 Application of coats of paint on ironwork including all subjections. m² SUB LOT 09: METAL CARPENTRY 900 Supply and installation of window protection grids to replace the existing one which is in an advanced state of rust ft 901 Size 150x100 u 902 Size 120x100 u 903 Size 280x100 u 904 Size 60x60 u SUB-LOT 10: RAINWATER NETWORK 1001 Recovery of EP downspouts, fittings, cleaning of drain inlets and cleaning of the complete network ff 1002 Reconstruction of manholes with BA buffer and cleaning ff 1003 Manhole for water collection and evacuation to the outside ff SUB-LOT 11: HIGH AND LOW CURRENT ELECTRICITY 1100 Location Ground floor, Floor 1, 2, 3…... 1101 Verification of the high current distribution network including: Circuit breaker panel: Modular box including protection devices, circuit breakers, differential switches, remote switch, secondary panel and all wiring constraints, general wiring, cable tray, earthing .... together 1102 Single ignition switch U 1103 Double ignition switch U 1104 Electrical socket 2P 16A + T Waterproof U 1105 Electrical socket 2P 16A /250W + T U 1106 1.20 single U led strips 1107 led panels of 0.60 U 1108 Watertight porthole in floor lamp U 1109 Verification of the weak current distribution network including: cables, cable trays of cables, electrical panel, and power supply. set [Disclaimer: The above text is machine translated. For accurate information kindly refer the original document.]
• Documents:

 Tender Notice