Welcome to Engineering and Design.
About this site. on site link, 026, 12/9/1999
Air Inlets Rotate Toward the Wind. on site link, 044, 4/5/2009
Air Outlets Rotate Away from the Wind. on site link, 044, 4/5/2009
Air Pressure vs Altitude and Breathing, on Excel. on site link, 097, 12/6/2019
Ancient Engineering. on site link, 016, 10/17/2001
Angle Iron data spreadsheet, and calculator spreadsheet. on site link, 045, 2/27/2011
Ball Bearings L10 rating calculator, L10 is the standard measure for rating the expected life of bearings. This is an Excel spreadsheet.. on site link, 041, 9/12/2001
Calculations on-line. on site link, 021, 9/4/1999
Catenary Calculator on Excel. on site link, 099, 2/13/2024
Chilled Water Pipe Supports on Wall, Roof and Ground.. on site link, 085, 5/29/2016
Chiller Diagram with Air Cooled Chiller and Pump and Coil and a table. on site link, 084, 5/29/2016
College related links. on site link, 015, 7/18/1999
Compressible Flow in Pipe - spreadsheets. on site link, 077, 9/29/2013
Cubic Equation, simple Excel solution. on site link, 087, 12/6/2016
Diversions. on site link, 011, 1/12/2000
Electromagnetic Spectrum on Excel Download and add your favorite frequencies, wavelengths and photon energies to the spreadsheet . on site link, 094, 5/20/2018
Evaporative Cooler Maintenance, a suggested maintenance schedule. on site link, 040, 9/10/2001
Excel Vlookup Interpolation Example, it works, you can copy and modify it. on site link, 075, 7/14/2012
Exhaust, Air Velocity near an Exhaust Inlet. on site link, 043, date unknown
Fire Flow Test forms. on site link, 088, 12/26/2016
Graph x=N^1.85 on AutoCAD. on site link, 089, 12/26/2016
Heat transfer through building walls, etc. typical values to start with. on site link, 034, date unknown
Humidity and Dehumidifiers How many pints of water are in your room of air? on site link, 042, date unknown
HVAC Engineering. on site link, 032, 1/12/2000
Imagination. on site link, 012, 6/29/1999
Latitude Longitude AutoCAD drawing. on site link, 048, 3/19/2011
Life Cycle Cost. on site link, 017, 7/18/1999
Links. on site link, 004, May 1999
Magnifier (A Windows feature), an easier way to turn it on or toggle it.. on site link, 083, 5/29/2016
Mechanical Engineering for Design, Construction, Alterations, Remodeling, Upgrade and Maintenance of Buildings and Facilities. on site link, 022, 9/15/1999
Milky Way and Solar System Orientation Diagram. on site link, 054, 11/26/2011
News, Science and Engineering. on site link, 008, 7/31/1999
Nuclear Reaction Energy and Mass Change. on site link, 098, 6/8/2021
Paint Over Rust - considerations if you must paint directly on rusty steel. on site link, 037, date unknown
Pipe Sizes, Pipe threads, Pipe Flanges in AutoCAD. on site link, 091, 7/2/2017
Plumbing Engineering. on site link, 031, 12/9/1999
Sanitary Sewer and Vent specification, section 15150, for plumbing engineers and contractors. on site link, 038, date unknown
Solar heat through windows, typical values, and a discussion of the many factors to be considered. on site link, 036, date unknown
Sound and Loudness, noise, sones, phons and decibels. on site link, 039, date unknown
Specifications. on site link, 007, 6/20/1999
Steam Flow in Pipe - spreadsheet. on site link, 077, 9/29/2013
Steam Return HPR MPR LPR Condensate Piping. on site link, 093, 12/9/2017
Steam Vlookup Interpolation Example, it works, you can copy and modify it. on site link, 075, 7/14/2012
Steradians. on site link, 024, 11/28/1999
Suppliers of Materials and Equipment, introduction to / review of: McMaster Carr, W.W. Grainger and Thomas Register. on site link, 006, 6/6/1999
System Curve, Pump Curve, Fan Curve, make them with Excel. on site link, 090, 2/26/2017
T-Post section, a fence post. on site link, 050, 9/23/2011
Trajectory Graph on Excel. on site link, 095, 12/24/2018
Types of Engineers. on site link, 013, 8/27/1999
The Web and Engineers. on site link, 027, 7/17/1999
Vacuum Flow in Pipe - spreadsheet. on site link, 077, 9/29/2013
Water Flow in Pipe, fitting losses, valve losses - spreadsheet. on site link, 086, 5/30/2016
Water Heater, Storage, why it's important to specify Storage. on site link, 035, 12/9/1999
Weather Bin Data. on site link, 005, 5/25/1999
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