Technical Reference
Design Code Support Across International Standards
A complete reference of supported design checks per international standard. Find out which structural design controls are verified for your country's code.
22+
RC design codes
14
Seismic standards
29
Loading codes
8
Design categories
Reinforced Concrete Design covers beam, prestressed beam, column, and footing elements. Each design check is validated against the selected national annex or code edition — including Eurocode 2 variants, ACI-318, BS-8110, and regional adaptations across 19+ countries.
Beam design — bending
Minimum steel area (As, min)
TS-500TEC 2018ACI-318EC2
BS-8110 IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Maximum steel area (As, max)
TS-500TEC 2018ACI-318EC2
BS-8110 IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Required compression steel area
TS-500ACI-318EC2BS-8110
TEC 2018IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Required tension steel area (As)
TS-500ACI-318EC2BS-8110
TEC 2018IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Rectangular section
TS-500ACI-318EC2BS-8110
TEC 2018IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Flanged section
TS-500ACI-318EC2BS-8110
TEC 2018IBCUBCNBCISNI-1726NTE-030HK 2004NSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)NBR
Moment strength checks
ACI-318ACI-318TS-500ACI-318
TS-500EC2BS-8110 NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Concrete shear capacity (Vc)
ACI-318TS-500EC2BS-8110
NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Shear reinforcement per unit spacing (Asw/s)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Min shear reinforcement (Asw/s, min)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Maximum allowable shear force (Vmax)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Allowable link spacing (S, max)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Beam design — torsion
Threshold torsion limit (Tth)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Cracking torsion limit (Tcr)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Torsion reinforcement per unit spacing (At/s)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Torsional longitudinal rebar (Asl)
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Allowable combined shear and torsion
ACI-318TS-500EC2
BS-8110NBCINSR-10-CEC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)HK 2004IBCUBCNBRNTE-030SNI-1726
Prestressed beam design
Prestressing loss (elastic, creep, shrinkage, relaxation)
TS-3233ACI-318EC2TS-3233
TS-3233ACI-318EC2TS-3233ACI-318EC2TS-500ACI-318EC2BS-8110TEC 2018IBCUBCNBCINSR-10-CDPTSNI-1726NTE-030AS 3600EC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)
Slenderness ratio (k·l/r)
TS-500ACI-318EC2
TEC 2018IBCUBCNBCINSR-10-CACI-318DPTSNI-1726BS-8110NTE-030AS 3600EC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)
Sway stability index Q=(PΔ)/(VH)
TS-500NBCIEC2
EC2 (HK)EC2 (IR)EC2 (MAL)EC2 (PL)EC2 (SG)EC2 (UK)
Cracked stiffness coefficients (EIcr)
TEC 2018TS-500ACI-318EC2
BS-8110HK 2004EC2 (HK)EC2 (SG)EC2 (MAL)EC2 (PL)EC2 (IR)EC2 (UK)
Punching check
TS-500ACI-318EC2BS-8110
HK 2004EC2 (HK)EC2 (SG)EC2 (MAL)EC2 (PL)EC2 (IR)EC2 (UK)
Shear check
TS-500ACI-318EC2BS-8110
HK 2004EC2 (HK)EC2 (SG)EC2 (MAL)EC2 (PL)EC2 (IR)EC2 (UK)
Eccentricity check
TS-500ACI-318EC2BS-8110
HK 2004EC2 (HK)EC2 (SG)EC2 (MAL)EC2 (PL)EC2 (IR)EC2 (UK)
Formwork design
Joist, stringer, brace & shore spacing
TS (31296)TS (31296)BS Guide 3rd Ed.3D View
Design Calc.TBDY-2018IBCEC-8NBCIDPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Strong column weak beam check
TBDY-2018IBCEC-8NBCI
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Joint shear design
TBDY-2018IBCEC-8NBCI
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Soft storey
TBDY-2018IBCEC-8NBCI
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Weak storey
TBDY-2018IBCEC-8NBCI
DPTEC-8 (RO)NTE-030SNI-1726
Torsion irregularity check
TBDY-2018IBCEC-8NBCI
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Relative storey drift check
TBDY-2018IBCEC-8NBCI
DPTEC-8 (MAL)EC-8 (RO)EC-8 (SG)NTE-030SNI-1726
Second order effect requirement check
TBDY-2018IBCEC-8
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Non-structural component loads
TBDY-2018IBCEC-8
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Seismic joint design
TBDY-2018IBCEC-8
DPTEC-8 (MAL)EC-8 (RO)NTE-030SNI-1726
Loading covers gravity, wind, and snow load calculations per the selected loading standard. Each calculation type is tied to the active loading code in the project — regional annexes of Eurocode 1 are fully supported alongside standalone national codes.
Loading components
Snow load calculations
TS-498EC-1EC-1 (HK)EC-1 (IR)
EC-1 (MAL)EC-1 (SG)EC-1 (UK)
Wind load calculations
ASCE-7BS-6399EC-1MS-1553
NBCINSCP-2015NSR-10-BNTE-020EC-1 (SG)
Soil load calculations
TS-498TBDY-2018