Tools & Labs

Interactive teaching labs for engineering topics. Each one asks for a prediction, lets you change one input, and shows the calculation behind the result.

Lab
01

Urban Hydrology Lab

Guided experiments that connect stormwater equations to what water does on a site. Built for lecture, with a presentation view, and for self-study.

Runoff timing
Rational Method
Storm runoff
Detention
Travel time

Open lab ↗ Tool
01

NRCS Hydrograph Calculator

Runoff depth, peak flow, and 24-hour Type II hydrographs for pre- and post-development conditions, with Tc sliders, 1-minute results, and a downloadable data table.

Curve number runoff
Peak flow
24-hour hydrograph
Pre vs. post

Open calculator ↗

Planned: Virginia stormwater applications, including the energy balance and the Virginia Runoff Reduction Method, once the core hydrology examples are verified against worked examples.