Track-Slab Loads & Fatigue calculator—see presets, math, and a full step-by-step guide for seat loads, steel/RC checks, and costs in one clear workflow.
Track-Slab Loads & Fatigue: Calculator, Math & Guide Read More »
Track Vibration Calculator for rail: 1-DOF/2-DOF models to predict isolation & insertion loss, pick pad stiffness, and estimate costs. Full math with steps.
Track Vibration Calculator: 1-DOF/2-DOF, IL & Cost Read More »
Track-Slab Thermal Calculator: model thermal gradients, creep, and shrinkage with standards-based presets. Clear steps, formulas, and a full worked example.
Track-Slab Thermal Calculator: Creep & Shrinkage Guide Read More »
Track–Bridge Interaction: use our TBI calculator to size loads, joints, and thermal stresses with UIC/EN/AREMA presets—fast, accurate screening for railway bridges.
Track–Bridge Interaction: TBI Calculator & Guide Read More »
Direct Fixation Fasteners Calculator for tuning stiffness, checking capacities, and sizing anchors—step-by-step math, presets, and a full worked example.
Direct Fixation Fasteners Calculator: DFF & Anchors Guide Read More »
Slab Plinth Structural Design Calculator for flexure, shear, cracks, interface & punching—presets for EC2, ACI 318, IS 456, with step-by-step report.
Slab Plinth Structural Design Calculator: EC2/ACI/IS Guide Read More »
Vertical Track System Calculator helps estimate track modulus, rail deflection, and seat loads with presets from EN, UIC, and AREMA standards.
Vertical Track System Calculator – Rail Pad Slab Base Guide Read More »
Vertical Track System Calculator for rail–pad–slab–base: estimate track modulus, BOEF rail deflection, seat-load envelope, and multi-layer Winkler—SI/IP with report.
Vertical Track System Calculator: Rail–Pad–Slab–Base Read More »
Airflow Formulas Calculator that makes VRP easy: compute Vbz, Voz, ACH and supply flow with ASHRAE 62.1 presets. Student-friendly, plus a Pro upgrade link.
Airflow Formulas Calculator: VRP, ACH & Simple Guide Read More »
HVAC Load Calculator — estimate sensible, latent & total cooling free. Upgrade to PRO for multi-room, reports, costing, and ASHRAE-based presets.
HVAC Load Calculator: Free Sizing Tool + Pro Upgrade Read More »