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06c77d6 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | """Reference unit rates for HK construction (2025-26 baseline).
Labeled as reference for anomaly screening, NOT pricing advice.
Sources: published HK market rate references (trade averages)."""
RATE_DB = {
"excavation": {"rate": 355, "unit": "m3", "match": ["excav", "dig", "spoil", "disposal"]},
"concrete": {"rate": 1780, "unit": "m3", "match": ["concrete", "blinding", "grade"]},
"rebar": {"rate": 12, "unit": "kg", "match": ["reinforcement", "rebar", "bar"]},
"formwork": {"rate": 460, "unit": "m2", "match": ["formwork"]},
"masonry": {"rate": 650, "unit": "m2", "match": ["masonry", "wall in cement", "blockwork", "brickwork"]},
"plaster": {"rate": 180, "unit": "m2", "match": ["plaster", "rendering"]},
"paint": {"rate": 55, "unit": "m2", "match": ["paint", "emulsion"]},
"tiling": {"rate": 320, "unit": "m2", "match": ["tiling", "tile"]},
"waterproof": {"rate": 265, "unit": "m2", "match": ["waterproof"]},
"ceiling": {"rate": 380, "unit": "m2", "match": ["false ceiling", "ceiling"]},
"demolition": {"rate": 490, "unit": "m3", "match": ["demoli"]},
"drainage": {"rate": 285, "unit": "m", "match": ["drain", "uPVC pipe"]},
"road": {"rate": 620, "unit": "m2", "match": ["asphalt", "road base", "paving"]},
"scaffold": {"rate": 118, "unit": "m2", "match": ["scaffold"]},
"electrical": {"rate": 950, "unit": "no.", "match": ["electrical installation", "socket", "light point"]},
"plumbing": {"rate": 1100, "unit": "no.", "match": ["plumbing", "water point", "sanitary"]},
"firealarm": {"rate": 1250, "unit": "no.", "match": ["fire alarm", "detection point"]},
"switchboard": {"rate": 185000, "unit": "no.", "match": ["switchboard", "LV panel"]},
"door": {"rate": 2800, "unit": "no.", "match": ["door"]},
"window": {"rate": 3100, "unit": "m2", "match": ["window", "glazing"]},
"precast": {"rate": 1450, "unit": "m2", "match": ["precast"]},
"safety": {"rate": None, "unit": "ls", "match": ["safety", "temporary works", "site establishment"]},
}
REQUIRED_SECTIONS = ["scaffold", "safety"] # advisory: presence of access/safety items
def match_rate(description: str):
d = description.lower()
for key, meta in RATE_DB.items():
for m in meta["match"]:
if m in d:
return key, meta
return None, None
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