WSE Facts
Code Compliance
Hydraulics
Concrete
Aquatics
100

The best group to be a part of at Weston & Sampson.

What is Aquatics?

100

Typical minimum deck clearance required.

What is 4 Feet?

100

The maximum velocity on a pump suction.

What is 6 FPS?

100

Typical Weston & Sampson concrete strength

What is 4,500 PSI?

100

The length of an Olympic-sized pool, in meters.

What is 50 meters?

200

The acting CEO.

Who is Frank Ricciardi?

200

ADA requires at least one of these two access methods for pools with less than 300 linear feet of pool wall.

What is a pool lift or sloped entry?

200

Calculations done to determine pump capacity.

What are Headloss Calculations?

200

This method of placing concrete pneumatically is the most common way to construct commercial pool shells.

What is Shotcrete?

200

CO2 injection primarily reduces this water quality value.

What is pH?

300

The year WSE was founded.

What is 1899?

300

NSF/ANSI 50 applies to these types of pool components.

What are equipment and chemicals for pools?

300

A device used to control fluid direction, pressure, or flow.

What is a control valve?

300

The main component of concrete.

What is cement?

300

Grade of Stainless Steel typically used in natatoriums.

What is 316 SS?

400

The location of Weston & Sampson Headquarters, Town & State.

What is Reading, MA?

400

Public spas typically require a much faster turnover time due to their smaller volume.

What is 30 minutes?

400

Pool shells typically must meet structural requirements found in this building code chapter governing concrete.

What is ACI - 318?

400

Minimum clearance of rebar.

What is 2.5-in?

400

This form of chlorine is created when chlorine reacts with contaminants like sweat and urine, causing odor and irritation.

What are Chloramines?

500

The founder of Weston & Sampson.

Who is Robert Spurr Weston?

500

Most state codes require a secondary disinfection system—such as UV or ozone—for these types of facilities due to higher pathogen risk.

What are spray pads?

500

A smooth, orderly fluid motion where particles move in parallel layers without mixing, characterized by low velocity, high viscosity, and small channels, often seen as steady streams.

What is Laminar Flow?

500

The main component affecting concrete strength.

What is W/C ratio?

500

Sand filters use this process to clean the filter media.

What is backwash?