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PT slab thickness estimator and design software

A quick first-pass slab thickness comparison for PT and RC, and the in-house tools we use to produce PT and RC packages faster. Estimates are indicative only.

Licence 01
DM Unlimited Design
Licence 02
DM Post-Tension Design
Experience
15 years · UAE · KSA · Qatar · India
S-303 Estimator

Size the slab before you call.

Move the sliders. This runs the same scheme-stage rule set as the nine above — span/depth, load balancing and a minimum precompression floor — so you can see in ten seconds whether post-tensioning is worth the conversation.

System
8.00 m
2.00 kPa
2.00 kPa
Deflection sensitivity
Bay condition
200 mm slab PT flat slab
Span / depth
1 : 42
Self weight
5.0kPa
Service load
9.0kPa
Precompression
1.35MPa
Strands 15.7 mm
1.6per m
Untensioned rebar
11kg/m2
Thickness comparison
PT 200 mm
RC 290 mm
Post-tensioning saves 31% of the concrete on this grid

Scheme-stage indication for an unbonded monostrand flat slab on a regular grid, load balanced at 70% of sustained load with a 0.86 MPa precompression floor. Not a design. Punching, transfer, restraint and deflection all still have to be checked properly.

S-401 Iron Axis tools

Automation, built in-house.

Over twenty in-house applications sit behind the practice — reading model exports, running the code checks and writing the drawings. They remove the transcription step, which is where errors actually come from.

01

DXF → ETABS / RAM Concept

Reads AutoCAD geometry straight from the architectural DXF and builds the analysis model — slabs, beams, columns, walls and openings — without redrawing a line.

02

Tendon layout & chair profiles

Generates tendon runs, drape profiles and chair heights from the slab geometry, then writes them back into the drawing as real CAD entities.

03

Punching shear suite

Takes the RAM Concept punching export, runs the ACI 318-19 check and produces the stud-rail schedule and the detailing callouts on the plan.

04

Thickness & prestress optimiser

Sweeps slab thickness and prestress against deflection, punching and stress limits, driven directly from the live ETABS model through the API.

05

Rebar detailing engine

Converts required-reinforcement contours into practical bar marks, laps and schedules — drawn on the plan, not left as a table for someone else to interpret.

06

Beam & slab design generator

Full-span RC beam and slab design to ACI 318-19 or IS 456:2000, output as a dimensioned drawing with the calculation behind it.

07

Foundation layout generator

Preliminary isolated and combined footing layouts straight from the column load schedule, sized against the allowable bearing pressure.

08

Stressing & grouting records

Gauge-pressure calculation, measured elongation checked against theoretical, and the QC record set the authority asks to see.

09

Compliance statement builder

Turns an authority or consultant review-comment schedule into a structured, clause-referenced response document ready for resubmission.

Every tool runs offline — single-file HTML, or a Windows executable. Nothing leaves the office. Built for our own delivery first; where one is useful to a client's design office, we license or adapt it.

S-402 Software

Buy the tools we design with.

The same applications that run behind our own delivery, licensed for your design office. Everything runs offline — a Windows executable or a single HTML file — so nothing about your project leaves your machine.

Perpetual licence  ·  one year of updates  ·  order and pay over WhatsApp

Card payment linkBank transferCash Orders are confirmed on WhatsApp — we send a payment link or bank details, then the licence key and download by email. No card details are entered on this page.  ·  WhatsApp +971 52 118 2569
S-901 Contact

Send the drawings. Get an answer from our engineers.

WhatsApp or email the architectural or structural set, the location and what you need. The reply comes from the engineers who will do the work, with a proposed scope and programme.

Office
Al Warqa 1, Dubai, UAE
Hours
Sunday – Thursday, 09:00 – 18:00 GST
0 item(s)  ·  total AED 0