Services & pricing
ETL specialise in physical testing of rootzone and other sportsturf construction materials. We offer a wide range of testing services for all golf courses and sportsturf needs.
A2LA Accreditation
We are an accredited laboratory in the field of Geotechnical (Putting Green Materials), Certificate No. 903-01, through the American Association for Laboratory Accreditation (A2LA).
ETL is accredited to conduct the following tests that appear on our Scope of Accreditation:
| ASTM C136 | Sieve Analysis of Fine and Coarse Aggregates |
|---|---|
| ASTM C702 | Reducing Samples of Aggregate to Testing Size |
| ASTM D854-98 | Specific Gravity of Soils |
| ASTM D2216 | Laboratory Determination of Water (Moisture) Content of Soil & Rock |
| ASTM D2974 | Moisture, Ash and Organic Matter of Peat and Other Organic Soils |
| ASTM D2976 |
pH of Peat Materials |
| ASTM D4972 |
pH of Soils (Method A) |
| ASTM D5550 | Specific Gravity of Soil Solids by Gas Pycnometer |
| ASTM F1632 | Particle Size Analysis and Sand Shape Grading of Golf Course Putting Green and Sports Field Root Zone Mixes |
| ASTM F1647 (Method A) | Organic Matter Content of Putting Green and Sports Turf Zone Mixes |
| ASTM F1815 | Saturated Hydraulic Conductivity, Water Retention, Porosity, Particle Density and Bulk Density of Putting Green and Sports Turf Root Zones |
| ETL Method No. 290 | Particle Size Distribution (Sand) Test |
Particle Size Distribution
Sand size distribution with total silt plus clay content and sand particle shape
Particle Size Distribution – incl. Separated Silt & Clay – Soil Texture
Cost: £ 68.00
ASTM Method : F1632-03
(3.4mm, 2.0mm, 1.0mm, 500µm, 250 µm, 150 µm, 53 µm)
Particle Size Distribution – Sand Fraction only – Silt & Clay as one %
Cost: £ 50.00
ETL Method No. 290
(9.5mm, 5.0mm, 2.0mm, 1.0mm, 500µm, 250 µm, 150 µm, 53 µm)
Particle Size Distribution – Sand Fraction only – BS Half Octave
Cost: £ 50.00
(2.0mm, 1.4mm, 1.0mm, 710 µm, 500µm, 355 µm, 250 µm, 180 µm, 150µm, 125, 90µm, 63 µm)
Physical Properties
Bulk Density
Cost: £ 32.00
ASTM Method : F1815-06
Clay Dispersion Coefficient
Cost: £ 68.00
Electrical Conductivity
Cost: £ 15.00
A measure of the concentration of soluble salts in soil/rootzone
(Expressed in µS/cm OR mS/cm)
Fibre Content
Cost: £ 32.00
Gradation Index (D90/D10)
Cost: £ 22.00
Gravel Compatibility with Sand/Rootzone
Cost: £ 40.00
For single layer construction – from the BS Half Octave particle size distribution of the rootzone and the gravel, the D85 and D15 are determined and the bridging, permeability and gravel uniformity factors are calculated.
Moisture Content
Cost: £ 32.00
Organic Matter (by Loss on Ignition)
Cost: £ 38.00
ASTM Method : F1647-02a
Organics Analysis on Peat (pH, Organic Matter & Fibre Content)
Cost: £ 79.00
ASTM Methods : D2974-07a (Organic Matter) and D2976-71 Re-approved 2004 (pH)
pH
Cost: £ 15.00
ASTM Method : D4972-01 (Re-approved 2007)
Penetrometer Value & Crusting Potential
Cost: £ 34.00
For bunker sands to assess the “fried-egg lie” and whether a crust will form on the surface of the sand when it dries out after wetting.
USGA Analyses
Percolation Rate / Saturated Hydraulic Conductivity
Cost: £ 98.00
ASTM Method : F1815-06
Determines how quickly water moves through rootzone mixes and bunker sand
Percolation Rate, Densities & Porosities
Cost: £ 244.00
ASTM Methods : D5550-06 (Particle Density) & F1815-06 (Percolation Rate, Bulk Density & Porosities)
USGA Test (Premixed Sample)
Cost: £ 323.00
ASTM Methods : D4972-01 Re-approved 2007 (pH), D5550-06 (Particle Density), F1632-03 (Particle Size Distribution), F1647-02a (Organic Matter) & F1815-06 (Saturated Hydraulic Conductivity, Water Retention, Porosity & Bulk Density)
A complete physical analysis of the rootzone mix – compared to the 2004 USGA Recommendations
USGA Test (Best Mix Ratio)
Cost: £ 561.00
ASTM Methods : D4972-01 Re-approved 2007 (pH), D5550-06 (Particle Density), F1632-03 (Particle Size Distribution), F1647-02a (Organic Matter) & F1815-06 (Saturated Hydraulic Conductivity, Water Retention, Porosity & Bulk Density)
A complete physical analysis of 3 laboratory-formulated and prepared rootzone mixes to establish the optimum ratio of components in the mix – compared to the 2004 USGA Recommendations
Water Release Curve
Cost: £ 179.00
ASTM Methods : D5550-06 (Particle Density) & F1815-06 (Water Retention, Porosity & Bulk Density)
Total, air-filled and water-filled porosity and water retention tested at 6 tensions (depths) are calculated. Can be used to determine the minimum depth of fairway capping sand
Chemical Properties
Contamination Assessment
Cost: £ 64.00
Check on the level of toxic elements present in soil, both phytotoxic and zootoxic.
Includes total copper, nickel, zinc, cadmium, lead, arsenic, mercury, boron & chromium.
(Expressed in mg/kg)
Routine Nutrient Analysis
Cost: £ 40.00
Determines the levels of pH, extractable phosphorus, potassium & magnesium in the soil
(Expressed in ppm)
Full Elemental Analysis
Cost: £ 79.00
Determines the levels of both macro and micronutrients.
Includes pH, extractable phosphorus, potassium, magnesium, calcium, sulphur, manganese, copper, boron, zinc, molybdenum, iron, sodium and cation exchange capacity in the soil
(Expressed in ppm)
Cation Exchange Capacity
Cost: £ 25.00
(Expressed in meq/100g)
Chemical Composition of Sand
Cost: £ 116.00
Provides information on the chemical make-up of the sand
(Expressed in %)
Pest & Disease Diagnosis
Cost: £ 121.00
Nematode Assessment
Cost: £ 121.00
Water Analysis
Cost: £ 77.00
Determines the levels of calcium, magnesium, manganese, boron, copper, molybdenum, iron, zinc, sulphur, phosphorus, pH, nitrate N, electrical conductivity, ammonia N, sodium, chloride, bicarbonate, residual sodium carbonate & sodium absorption ratio
(Expressed in mg/l)
Other chemical properties are available on request
