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RHCES Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from RHCES, Structural Engineer, M Santos Daang Pari, Sitio Hinapao, SAn Jose, Antipolo.

RHCEPEDA ENGINEERING SERVICES
Structural Analysis • Structural Design • Project Management • Construction• Quantity Estimation • Engineering Seminars • Website Development • Software Development • Android App Development

21/09/2026

Substation Precast Canopy Shop Drawing

20/09/2026

Share your RHCES Estimator model online and access it from any device using your browser. No installation required—just open, view, and work on your model wherever you are.

20/09/2026

Corbel 3D Model inside RHCES's Calculation Report.

Good news everyone! For all registered participants, I will be extending the license for 365 days, starting August 15, 2...
12/09/2026

Good news everyone! For all registered participants, I will be extending the license for 365 days, starting August 15, 2026, with free and unlimited updates. 🙂

07/09/2026

🏗️ Structural engineering vs. architecture — what's the difference?

One is the invisible backbone: engineers design the frameworks that hold every building and bridge up against gravity and wind.
The other is the art and science of designing spaces: architecture shapes how a building looks, feels, and is used.

Engineering creates the strength. Architecture shapes the human experience. You need both — beauty and function.

Quick 20‑second explainer 👇

🏗️ Dapped‑end design in one place: PCI five‑mode sizing + ACI 318‑19 strut‑and‑tie check, 25 checks, a 3D rebar cage, an...
06/09/2026

🏗️ Dapped‑end design in one place: PCI five‑mode sizing + ACI 318‑19 strut‑and‑tie check, 25 checks, a 3D rebar cage, and a bar bending schedule — SI or US units.

06/09/2026

A dapped end is a beam end notched to sit on a ledge, and it can fail five different ways. This is a 3-minute walkthrough of the RHCES Dapped-End Designer: enter the reaction and the geometry, and it sizes the reinforcement at the dap with the PCI five-mode method, then checks the load path with an ACI 318-19 strut-and-tie model.

What the tool does:
• Sizes the nib flexural steel (As), the horizontal U-bars (Ah), the hanger stirrups at the re-entrant corner (Ash) and the nib stirrups (Av) automatically. Bottom bars, top bars and beam stirrups stay yours to specify.
• Runs 25 checks and names the governing one: bearing, shear friction, nib diagonal tension, anchorage and development, and strut-and-tie angles at every node.
• Flags what a spreadsheet will not: nib depth at least half the beam depth (PCI), shear-span ratio a/d no more than 1.0 (beyond that, treat the nib as a deep beam), and the nib shear-stress advisory.
• Draws the interactive 3D rebar cage, the strut-and-tie force diagram, and a bar bending schedule with cutting lengths and steel mass.
• Design mode sizes the bars; Check mode verifies the bars you actually have. SI or US customary units, one click.

Worked on screen: a 305 x 762 mm beam with a 381 mm nib and a 266.9 kN reaction, pushed to 350 kN, then 850 mm deep, and finally switched to US units at 60 kips.

CHAPTERS
0:00 What the Dapped-End Designer does
0:42 Pushing the loads: 350 kN and a wider beam
0:57 A deeper beam and the nib-depth warning
1:12 The 3D rebar cage
1:42 Bottom bars: when a check fails
2:07 Check mode, then back to Design
2:27 Load path and the bar bending schedule
2:42 US units and the a/d flag
3:11 Wrap-up

Made for structural engineers, precast designers, detailers, CE Board Exam reviewers, and site engineers working to an ACI or PCI-family code.

Thank you ! 🙂
06/09/2026

Thank you ! 🙂

Seminar 04 Materials AvailableFor our first-batch participants of Seminar 04: RHCES Estimator, please be informed that t...
19/08/2026

Seminar 04 Materials Available

For our first-batch participants of Seminar 04: RHCES Estimator, please be informed that the following materials are now available in your respective RHCES Portal:

* Recorded seminar video
* Handout in PDF format
* Handout in Flipbook format
* Sample .rce model
* Free spreadsheets
* Certificate of participation

Please log in to your RHCES Portal and check your available materials.

Thank you for your continued support, and happy learning!

📚 12 NEW ENGINEERING GUIDES — free on rhcetools.comWe just published 12 step-by-step guides on the topics engineers and ...
17/08/2026

📚 12 NEW ENGINEERING GUIDES — free on rhcetools.com

We just published 12 step-by-step guides on the topics engineers and CE students search for most. Every article has the governing formulas, a fully worked numeric example, assumptions & limitations, and an FAQ — written for NSCP 2015 / ACI 318 practice and paired with our free online calculators.

REINFORCED CONCRETE DESIGN
🔹 Design of a Singly Reinforced Concrete Beam (NSCP 2015) — complete worked example
🔹 One-Way Slab Design Step by Step — thickness, moments, main bars & temperature steel
🔹 Isolated Footing Design — bearing, one-way & punching shear, flexure
🔹 RC Column Design — axial capacity, longitudinal steel & tie requirements
🔹 Minimum Beam Depth for Deflection Control — the L/16, L/18.5, L/21 table explained
🔹 Crack Width Check — Gergely-Lutz method with a worked example
🔹 Rebar Development Length & Lap Splice per ACI 318-19

ANALYSIS & LOADS
🔹 Simply Supported Beam Formulas — shear, moment & deflection for common load cases
🔹 NSCP 2015 Load Combinations Explained — ultimate (LRFD) & service, with examples

ESTIMATING & SITE PRACTICE
🔹 How to Compute Rebar Quantity for Slabs, Beams & Columns
🔹 Concrete Mix Ratios & Quantity Estimation — bags of cement, sand & gravel per m³
🔹 How to Read Structural Drawings — beam, column & slab schedules explained

Made for civil engineering students, CE Board Exam reviewers, structural engineers, QS/estimators, and site engineers who want the "why" behind the numbers.

👉 Read them all here: https://rhcetools.com/blogs.html

🛠️ Need to run the numbers? Visit https://rhces.com/webtools for 150+ more FREE engineering web tools — RC design, steel connections, geotech, hydraulics, surveying, and estimating calculators that run right in your browser.

Address

M Santos Daang Pari, Sitio Hinapao, SAn Jose
Antipolo
1870

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