Testing facilities

Technical data of our central testing field:

Area:       17 m x 9 m

Technical system: panel construction of biaxial prestressed concrete with basement of retaining walls

Width of upper concrete plate:       1200 mm

Width of lower concrete plate:        1000 mm

Width of 2 sidewalls:                           500 mm

128 load application points, dimension between center lines = 1000 mm

Each application point designed for static loads up to 1000 kN respectively dynamic loads up to 800 KN

test rig vertically adjustable, maximum effective span 4000 mm, maximum test capacity as follows:

static loads                            +/- 5000 KN

dynamic rising loads            +/- 5000 kN

dynamic alternating loads   +/- 4000 kN

2 hydraulik rams, each with maximum load   +/- 2500 kN

2 hydraulik rams, each with maximum load   +/- 400 KN

1 hydraulik ram, maximum load                       +/- 250 KN

hydraulik supply unit with 4 power packs, effective flow rate of 165 l/min for each power pack, overall flow rate 660 l/min on a working pressure of 280 bar

maintenance for all hydraulic rams with closed circular pipeline around the testing field

Test unit with 4 columns

Vertical adjustment hydraulic driven, upper crosshead with hydraulik clamping, maximum testing capacity as follows:

Static loads                                           +/- 6300 KN

Dynamic rising loads                           +/- 5000 KN

Dynamic alternating loads                  +/- 5000 KN

Three-step servovalve with effective flow rate up to 630 l/min. Hydraulic maintenance over central circular pipeline

Designed for static and dynamic loads.Testing frequencies are strongly dependend on loadlevel, strain on the specimen and traverse path of the ram stroke

Test unit with 4 Columns

Differential hydraulic ram for static or quasi-static tests

Equipped with parallel-driven clamping device

Maximum testing capacity +/- 1600 kN

Maximum test room height 2570 mm

Hydraulic maintenance over central circular pipeline

Test unit with 2 Columns

Hydraulic ram for static or quasi-static tests

Equipped with partial (one-sided) hydraulic clamping unit

Maximum testing capacity +/- 500 kN

Hydraulic maintenance over central circular pipeline

Test unit for inspection of walls with maximum width of 2,50 m and maximum height of 2,50 m

Equipped with 2 hydraulic rams with maximum capacity of 400 kN each for vertical loads and 1 hydraulic ram with a maximum capacity of also 400 KN for additional horizontal loading at the head of the walls

Designed for in-plane dynamic or static testing of walls with vertical loads up to 800 kN and horizontal loads up to 400 kN. Testing frequencies are strongly dependend on loadlevel, strain on the specimen and traverse path of the ram stroke

Test unit for in-plane inspection of walls with maximum width of 3,0 m and maximum height of 2,2 m

Equipped with 1 hydraulic ram with a maximum capacity of 250 kN

Designed for  in-plane static or dynamic testing of walls

Facilities for horizontal loading in variing heights of the walls

Bearing plate with ball bearing

Fixing of wall head possible

Testing frequencies are strongly dependend on loadlevel, strain on the specimen and traverse path of the ram stroke

Controller for all test units and hydraulic rams

Digital Multichannel controller with dedicated Software and handling on Computers systems