Structural Engineering Suite
STRUCTA
50+ calculatorsSoil Mechanics
SPT corrections, shear strength, consolidation, classification, pile capacity, retaining walls, CBR & phase relations.
🔨 SPT N‑Value Corrections
📊 Shear Strength c, φ
📉 Consolidation Settlement
🔬 Sieve Analysis & Classification
🔩 Pile Capacity Skin + End
🧱 Retaining Wall Stability
🛣️ CBR Value
🧪 Phase Relations e, n, S
🧱 Coulomb Earth Pressure
Quantity Estimation
Concrete volume, brickwork, plaster, tile, and paint — with wastage & mix adjustments.
🧊 Concrete Volume
🧱 Brickwork
🎨 Plastering
🪄 Tile Flooring
🎨 Paint Estimation
RCC & Structural
Concrete mix design, steel weight, member sizing, flexural & shear design, beams, columns, slabs, cantilevers, and development length.
🧪 Concrete Materials
🔩 Steel Weight
📐 Member Beam/Column
🧮 Flexural Singly
🧮 Doubly Reinforced
🏛️ Short Column
🧱 One‑way Slab
🧱 Two‑way Slab
📏 Cantilever Beam
📏 SSB Analysis
📏 Ld & Lap
✂️ Shear Strength
Bar Bending Schedule
Auto‑compute cut lengths, unit weights, and totals for stirrups, straight bars, U-bars & L-bars.
📋 BBS Auto bends · hooks · cover
| # | Shape | Dia (mm) | No. | Cover (mm) | A (mm) | B (mm) | Length (m) | Unit Wt (kg/m) | Total (kg) |
|---|---|---|---|---|---|---|---|---|---|
| TOTAL STEEL : | 0.00 kg | ||||||||
Earthwork & Surveying
Average end area, coordinate area, levelling (rise & fall), and traverse adjustment.
⛰️ Average End Area
📐 Area by Coordinates
📏 Levelling — Rise & Fall
🧭 Traverse Adjustment
Hydrology & Hydraulics
Manning's equation, Rational method, pipe flow, weirs, detention basins, culverts, rainwater harvesting & time of concentration.
🌊 Manning's Equation
☔ Rational Method
🔧 Pipe Flow Colebrook‑White
💧 Weir Flow
🏞️ Detention Basin
🌉 Culvert Hydraulic Design
☔ Rainwater Harvesting
⏱️ Time of Concentration Kirpich
Highway Engineering
Super-elevation, stopping & overtaking sight distances, pavement design, CBR method, Group Index, and horizontal/vertical curves.
🔄 Super-elevation
🚦 Stopping Sight Distance
🚗 Overtaking Sight Distance
🛣️ Pavement AASHTO 93
🛣️ Flexible Pavement CBR
📊 Group Index AASHTO
📐 Horizontal Curve
📈 Vertical Curve
Cost & Rate Analysis
Detailed rate analysis for concrete, plaster, and excavation with material/labour breakdown.
💰 Rate Analysis Concrete / Plaster / Excavation
Finishing Works
Skirting, opening areas, and flooring — quick take‑off for finishing trades.
🪚 Skirting
🪟 Opening
🧹 Flooring
Utilities
Slope/gradient, staircase design, unit conversion, section properties, material database & tank volume.
📐 Slope / Gradient
🪜 Staircase
🔄 Unit Converter
📐 Section Properties
📚 Material Database
fck: 20 N/mm²
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