Humboldt -Testing Equipment for Construction Materials

High-Low Detector, 10 ft. (3m) Span— H-2790

Used to measure planeness of pavement surfaces, such as highways, airport runways, bridge decks, etc. Requires only one operator to detect, register, and dye mark high and low areas that need to be ground down or filled.

• Easy-to-use
• One-person operation
• Vertical sweep vertical indicator

Operator has full view of variations which are magnified 16 times, on a vertical scale graduated in 1/8" (1mm) increments, so that magnified readings range up to 1/4" (6.4mm), high or low. The 16 ft. long model incorporates aluminum reinforcing riveted along both sides of the frame for added support and rigidity.

High-Low Detector, 10 ft. (3m) Span— H-2790

$2780.00 Add to Order

High-Low Detector, 12 ft. (3.7m) Span— H-2791

High-Low Detector, 12 ft. (3.7m) Span— H-2791

$3000.00 Add to Order

High-Low Detector, 16 ft. (4.9m) Span— H-2792

High-Low Detector, 16 ft. (4.9m) Span— H-2792

$3690.00 Add to Order

Bell/Buzzer Indicator— H-2790B

Sounds simultaneously with visual indicator, 9V DC battery

Bell/Buzzer Indicator— H-2790B

$440.00 Add to Order

Aerosol Dye, 12 Pack— H-2790D

12 pack of 16oz. (454g) spray cans

Aerosol Dye, 12 Pack— H-2790D

$78.00 Add to Order