Two-Story Prefab Hotel Structural Design & Material List For Brazil Client
Core Dimension: Building Width = 15m (6m room depth × 2 + 3m central corridor), total 80 rooms (40/floor, 20/side), 3 steel staircases (two ends + center)
CBC Steel Structure weight calculation (Q355/235B, Customized H profile/Hot Dip Galvanized) and full material list are provided below, with all steel weight & total consumption marked clearly.
Product Introduction
Two-Story Hotel Structural Design & Material List for Brazil Client
Core Dimension: Building Width = 15m (6m room depth × 2 + 3m central corridor), total 80 rooms (40/floor, 20/side), 3 steel staircases (two ends + center), all other spatial/ material specs remain unchanged.
CBC Steel Structure weight calculation (Q355/235B, CBC company's Customized H profile/Hot dip galvanized) and full material list are provided below, with all steel weight & total consumption marked clearly.
1. Basic Building Dimensions
Total Floors: 2 (GF + 1F)
Building Length: 83m (20 rooms × 4m/room, no overhang for structural calculation)
Building Width: 15m (6m room D × 2 + 3m corridor W)
Floor Height: 3m/floor;
Total Height (excl. roof): 6m
Room: 4m(W)×6m(D)×3m(H) ×80 units;
Corridor: 3m(W)×83m(L)×3m(H) ×2 floors
Staircase: 3 sets, 1.2m(W)×3m(H) each, steel structure (18 steps/set)
2. CBC Steel Structure - Full Specs, Quantity & Weight Calculation
All steel components are CBC customized based on detailed project requirements, hot dip galvanized anti-corrosion (compliant with Brazilian NBR standard), weight calculated by actual theoretical volume & steel density (7850kg/m³).
2.1 Core Steel Structure (Weight Marked)
|
Material Description |
Specification |
Quantity |
Unit |
Single Weight |
Total Weight |
Total Consumption (kg) |
|
Column (CBC customized H-beam) |
H300×250×9×14, 6m H |
576 |
m |
76.15kg/m |
456.9kg/pc |
43862 |
|
Floor Beam (CBC fabricated H-beam) |
H300×200×8×12/H250×150×7×9 |
662+332 |
m |
56.52/34.93kg/m |
|
49013 |
|
Roof Beam (CBC fabricated H-beam) |
H200×100×5.5×8,15m W |
42 |
Pieces |
17.23kg/m |
258.45kg/pc |
10854.9 |
|
Corridor Edge Channel |
C120×50×5.5, 83m L |
4 |
Pieces |
10.2kg/m |
846.6kg/pc |
3386.4 |
|
Horizontal Bracing (Angle) |
L50×5, custom cut |
2800 |
Meters |
3.77kg/m |
- |
10556 |
|
Vertical Bracing (Angle) |
L50×5, custom cut |
960 |
Meters |
3.77kg/m |
- |
3619.2 |
|
Steel Staircase Structure |
CBC custom steel |
3 |
Sets |
- |
850kg/set |
2550 |
|
Galvanized Steel Decking |
1mm, trapezoidal |
1245 |
m² |
11.2kg/m² |
- |
13944 |
|
Connection Plate |
16mm thick, Q235B |
1200 |
Pieces |
1.8kg/pc |
- |
2160 |
|
High-strength Bolt M20×80 |
Carbon steel, galvanized |
4800 |
Pieces |
0.22kg/pc |
- |
1056 |
|
Anchor Bolt M24×300 |
Carbon steel, galvanized |
384 |
Pieces |
0.85kg/pc |
- |
326.4 |
2.2 Steel Structure Total Weight Summary
Total Steel Consumption (CBC brand) = 140270 kg ≈ 140.0 tons
(Including all beams/columns/bracing/decking/staircases/fasteners)
3. Full Detailed Material List (Revised for 15m Width, All Quantities)
3.1 Wall & Roof Materials
|
Material Description |
Specification |
Quantity |
Unit |
|
AAC Panel (External Wall) |
100mm, 600×2400mm, fireproof |
2184 |
m² |
|
AAC Panel (Internal Wall) |
100mm, 600×2400mm, soundproof |
3264 |
m² |
|
AAC Mortar (Installation) |
M5 cement mortar |
75 |
m³ |
|
Color Steel Tile (Roof) |
0.5mm PVDF coating |
1360 |
m² |
|
Glass Wool Insulation (Roof) |
100mm, 48kg/m³, fireproof |
1360 |
m² |
|
Roof Waterproof Underlay |
0.4mm polyethylene film |
1360 |
m² |
|
Gypsum Board (Ceiling) |
12.5mm, fire-resistant |
2656 |
m² |
|
Galvanized Ceiling Keel |
U50×19×0.5 |
5312 |
Meters |
|
Ceiling Connecting Fittings |
Galvanized steel |
8000 |
Pieces |
3.2 Room & Bathroom Fixtures (80 Rooms, Full Set)
|
Material Description |
Specification |
Quantity |
Unit |
|
Ceramic Bathroom Vanity |
Basin + PVC cabinet |
80 |
Sets |
|
Floor-mounted Dual-flush Toilet |
Ceramic, water-saving |
80 |
Pieces |
|
Integrated Shower Room |
2m×2m, tempered glass+aluminum |
80 |
Sets |
|
Bathroom Window |
Aluminum frame, 60×40cm, tempered glass |
80 |
Pieces |
|
Room Window |
Aluminum frame, 2×1.6m, double-glazed |
80 |
Pieces |
|
Room Solid Wood Door |
90×210cm, steel frame |
80 |
Pieces |
|
Bathroom Glass Door |
80×210cm, frosted glass |
80 |
Pieces |
|
Stainless Steel Door Hardware |
Handle + lock + hinge |
320 |
Sets |
|
Room Vinyl Flooring |
2mm, wear-resistant |
1536 |
m² |
|
Bathroom Anti-slip Tile |
600×600mm, ceramic |
320 |
m² |
|
Bathroom Wall Tile |
300×600mm, ceramic (full height) |
1024 |
m² |
|
Tile Adhesive & Grout |
Ceramic tile special |
45 |
m³ |
3.3 Plumbing System (Full Hydraulic, Hot/Cold Water + Drainage)
|
Material Description |
Specification |
Quantity |
Unit |
|
PVC Cold Water Pipe |
DN20, food-grade |
4800 |
Meters |
|
PVC Hot Water Pipe |
DN20, heat-resistant |
2400 |
Meters |
|
PVC Toilet Drain Pipe |
DN110, high-strength |
1200 |
Meters |
|
PVC Sink/Shower Drain Pipe |
DN50, high-strength |
1800 |
Meters |
|
Pipe Fittings (DN20/50/110) |
Elbow/tee/coupling/cap |
3600 |
Pieces |
|
Digital Water Meter |
DN20, Brazilian standard |
80 |
Pieces |
|
Hot Water Circulation Pump |
1.5kW, 3m³/h |
4 |
Sets |
|
Electric Water Heater |
50L, energy-saving |
80 |
Pieces |
|
Bathroom Waterproof Membrane |
1.5mm polyurethane |
384 |
m² |
|
Sewerage Manhole |
Concrete, DN300 |
6 |
Pieces |
|
Water Stop Strip |
Rubber, for bathroom edges |
1280 |
Meters |
|
Angle Valve/Shower Mixer |
Stainless steel |
320 |
Pieces |
|
Sink Faucet |
Stainless steel, cold/hot |
80 |
Pieces |
3.4 Electrical System (Compliant with Brazilian NBR 5410)
|
Material Description |
Specification |
Quantity |
Unit |
|
Copper Cable (Lighting) |
BV2.5mm², PVC insulated |
19200 |
Meters |
|
Copper Cable (Power) |
BV4mm², PVC insulated |
12000 |
Meters |
|
Copper Cable (AC) |
BV6mm², PVC insulated |
7200 |
Meters |
|
Galvanized PVC Cable Tray |
100×50mm |
480 |
Meters |
|
Main Distribution Box |
120A, residual current protection |
1 |
Piece |
|
Branch Distribution Box |
80A, per room |
80 |
Pieces |
|
Single-pole Light Switch |
16A, plastic |
240 |
Pieces |
|
5-hole Power Outlet |
10A, waterproof (bathroom) |
640 |
Pieces |
|
12W LED Downlight |
Warm white, recessed |
320 |
Pieces |
|
8-inch Bathroom Exhaust Fan |
30W, silent |
80 |
Pieces |
|
1.5HP Split-type AC |
Inverter, energy-saving |
80 |
Sets |
|
Smoke Detector (Fire Alarm) |
Photoelectric |
160 |
Pieces |
|
Emergency Light |
3W, battery-backed |
40 |
Pieces |
|
Main Circuit Breaker |
100A, residual current protection |
1 |
Piece |
|
Cable Clips/Straps |
Nylon/steel |
10000 |
Pieces |
3.5 Concrete & Reinforcement (Floor Slab Cast-in-place)
|
Material Description |
Specification |
Quantity |
Unit |
|
C30 Ready-mix Concrete |
For 2nd floor slab (120mm) |
149.04 |
m³ |
|
HRB400 Reinforcing Steel |
Φ12@200, for slab mesh |
5760 |
kg |
|
Steel Tie Wire |
22# galvanized |
120 |
kg |
|
Concrete Release Agent |
Water-based |
20 |
Liters |
3.6 Miscellaneous & Finishing Materials
|
Material Description |
Specification |
Quantity |
Unit |
|
Steel Structure Hot dip galvanization |
Hot dip |
300 |
Liters |
|
AAC Wall Interior Paint |
Matte latex paint |
900 |
Liters |
|
AAC Wall Exterior Paint |
Weather-resistant acrylic |
600 |
Liters |
|
Silicone Sealant |
Weather-resistant (window/door) |
600 |
Tubes |
|
Expansion Joint Filler |
Polyurethane |
200 |
Liters |
|
Construction Adhesive |
For gypsum board/keel |
150 |
Liters |
4. Key Construction Notes (Santos, Brazil Adaptation)
Steel Structure: All CBC steel components are prefabricated in factory, galvanized for coastal corrosion resistance (Santos marine climate); on-site installation with high-strength bolts (no welding for main frame).
Steel Decking & Concrete: 1mm galvanized decking fixed with self-drilling screws (≤300mm spacing); C30 concrete curing ≥7 days, compressive strength ≥20MPa before load application.
AAC Panel Installation: Use CBC special steel connectors; verticality tolerance ≤3mm/m, horizontal tolerance ≤2mm/m; seal all joints with silicone sealant for sound/ water proofing.
MEP Compliance: Plumbing pressure test (0.6MPa, 30mins no leakage); electrical wiring fully compliant with Brazilian NBR 5410; all electrical fixtures with INMETRO certification.
Roof & Waterproofing: 100mm glass wool for thermal insulation (Santos high temperature/humidity); roof waterproof underlay lapped ≥150mm; bathroom waterproofing tested with 24h water immersion.
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