AASHTO NTPEP Rolled Erosion Control Product (RECP) Test …Maccaferri Brazil / Maccaferri Inc. 10303 Governor Lane Blvd. 10303 Governor Lane Blvd. Williamsport, MD 21795 Williamsport,

Maccaferri Brazil /Maccaferri Inc.

10303 Governor Lane Blvd. 10303 Governor Lane Blvd.Williamsport, MD 21795 Williamsport, MD 21795

Ghislain Brunet Ghislain BrunetPhone: 301-223-6910 Phone: 301-223-6910Fax: 301-223-4590 Fax: 301-223-4590E-mail: [email protected] E-mail: [email protected]

NTPEP / Log Number: RECP (07-01) - 3

Product Identification: MacMat R6P

Description:

Netting:

Matrix/Fill:

Stitching:

55.97 oz/sq.yd.178.6 lb/in @ % 20.030.5 lb/in @ % 63.3

859 mils70.4 % / % 29.6

1 g/cm3Soil Loss Ratio* = 5.60Soil Loss Ratio* = 5.39Soil Loss Ratio* = 5.19

Shear: 1.98 psf for 30 min. Soil Loss = 110.0 gShear: 3.21 psf for 30 min. Soil Loss = 476.7 gShear: 4.31 psf for 30 min. Soil Loss = 1943.3 g

3.14 psf @ ½-in soil loss

= 349%

- TDASTM D 6525 – Thickness

May 2007

NA

AASHTO NTPEPRolled Erosion Control Product (RECP)

Test Report

PVC coated double twisted steel wire mesh

Non-degradable synthetic fiber and double twistedsteel mesh reinforced permanent erosion controlblanket

Index Test

Index Test

Index Test

ParametersIndex Test

Index Test

Test ResultsTest Result

ASTM D 6566 - Mass per Unit AreaTest Method - Description

ASTM D 792 – Specific Gravity - Matrix OnlyASTM D 6567 - Ground Cover / Light Penetration

ASTM D 4595 – Ultimate Tensile Strength / Strain - MD

* Soil Loss Ratio = Soil Loss Bare Soil / Soil Loss with RECP = 1 / C-Factor (Note: soil loss is based on regression analysis)

50 mm (2 in.) / hr for 30 min.

ECTC Method 3 - Determination of Unvegetated RECPAbility to Protect Soil from Hydraulically-Induced ShearStresses Under Bench-Scale Conditions

ECTC Draft Method 4 - Determination of TemporaryDegradable RECP Performance in Encouraging SeedGermination and Plant Growth

ECTC Method 2 - Determination of Unvegetated RECPAbility to Protect Soil From Rain Splash and AssociatedRunoff Under Bench-Scale Conditions 150 mm (6 in.) / hr for 30 min.

% Improvement

(increased biomass)

100 mm (4 in.) / hr for 30 min.

Soil loss curve intercept =Top soil; Fescue (Kentucky 31);

21 day incubation; 27±2° &approximately 45±5% RH

Three dimensional entangled polypropylenemonofilaments

Maccaferri Brazil /Maccaferri Inc.

City/State/Zip:

Plant Contact:

City/State/Zip:

Corporate Contact:

Manufacturer: Plant Name:

Corporate Address: Plant Address:

MMcGough

Stamp

5/25/2007

ROLLED EROSION CONTROL PRODUCT TEST RESULTSClient: NTPEP

Material: Material: Rolled Erosion Control Product (RECP)Manufacturer: Maccaferri Brazil / Maccaferri Inc.Sample ID: MacMat R6PTRI Log #: E2280-02-03

STD.PARAMETER TEST REPLICATE NUMBER MEAN DEV.

Wide Width Tensile Properties 1 2 3 4 5 6 7 8 9 10(ASTM D 4595)

MD - Maximum Load (lb/in) 167 220 166 183 157 195 179 25TD - Maximum Load (lb/in) 31.3 30.0 31.1 30.4 29.9 30.8 30.5 0.6

MD - Elongation @ Max. Load (%) 21.0 17.7 18.4 19.8 22.9 21.4 20.0 2.1TD - Elongation @ Max. Load (%) 65.6 57.9 71.9 70.6 50.7 80.6 63.3 9.0

Thickness (ASTM D 6525)

Thickness (mils) 877 868 856 818 850 840 884 835 816 943 859 37

Density/Specific Gravity (ASTM D 792, Method A) - Matrix Only

Density (g/cm3) 0.905 0.906 0.906 0.906 0.001

Light Penetration (ASTM D 6567)

Baseline Reading 497 495 493 497 495 495 2Reading with sample 149 150 150 142 142 147 4

% Light Penetration 30.0 30.3 30.4 28.6 28.7 29.6 0.9% Ground Cover 70.0 69.7 69.6 71.4 71.3 70.4 0.9

Mass/Unit Area (ASTM D 6566)

Mass of 8 x 8 in specimen (g) 77.03 77.3 76.97 85.59 79 74.4 82.31 75.36 79.01 77.3Mass/unit area (oz/sq.yd) 54.97 55.17 54.93 61.08 56.38 53.10 58.74 53.78 56.39 55.17 55.97 2.25Mass/unit area (g/sq. meter) 1866 1872 1864 2073 1913 1802 1993 1825 1914 1872 1899 76

MD Machine DirectionTD Machine Direction

The testing herein is based upon accepted industry practice as well as the test method listed. Test results reported herein do not applyto samples other than those tested. TRI neither accepts responsibility for nor makes claim as to the final use and purpose of the material.TRI observes and maintains client confidentiality. TRI limits reproduction of this report, except in full, without prior approval of TRI.

MMcGough

Stamp

5/25/2007

3:1 Slope

50 100 150 50 100 150 50 100 150 50 100 150

CONTROL 44.8 124.5 237.2 20.743 0.0167 47.7 109.8 252.6

MacMat R6P 8.5 20.7 48.3 5.30 6.00 4.91 3.5687 0.0174 8.5 20.4 48.7 5.60 5.39 5.19

C-Factor 0.19 0.17 0.20 0.179 0.186 0.193

Erosion Control Product Testing Summary

Calculated Soil Loss Basedon Regression (g)

STANDARD INDEX TEST METHOD FOR the DETERMINATION of UNVEGETATED ROLLED EROSION CONTROL PRODUCT (RECP)ABILITY TO PROTECT SOIL FROM RAIN SPLASH AND ASSOCIATED RUNOFF UNDER BENCH-SCALE CONDITIONS

ECTC Test Method #2:

* soil loss ratio = soil loss of unprotected surface (I.e. control) divided by soil loss with protected surface = 1 / C-Factor

Soil Loss Ratio* Based onRegression

SurfaceCondition

Rain Intensity, mm/hr Rain Intensity, mm/hr Rain Intensity, mm/hr Rain Intensity, mm/hr

Raw Soil Loss Data (g) Soil Loss Ratio* Based onRaw Data Regression Curve

Fitting

RECP Erosion Control Product - Soil Loss vs. Intensity

y = 0.12x1.5123

R20.9996 =

y = 0.0184x1.5548

R20.9824 =

0.0

50.0

100.0

150.0

200.0

250.0

0 20 40 60 80 100 120 140 160

Rainfall Intensity (mm/hr)

So

ilL

oss

(g)

CONTROL MacMat R6P Power (CONTROL ) Power (MacMat R6P)

RECP Erosion Control Product - Soil Loss vs. Intensity

y = 20.743e0.0167x

R2 = 0.9832

y = 3.5687e0.0174x

R2 = 0.9997

0.0

50.0

100.0

150.0

200.0

250.0

300.0

0 20 40 60 80 100 120 140 160

Rainfall Intensity (mm/hr)

So

ilL

oss

(g)

CONTROL MacMat R6P Expon. (CONTROL ) Expon. (MacMat R6P)

MMcGough

Stamp

5/25/2007

Client: NTPEP Mass/Area (osy)Mfr: Maccaferri Brazil / Maccaferri Inc. 55.97

TRI Log # E2280-02-03Sample ID: MacMat R6P

Slope = 3 TO 1

2 in/hr rainfallBuckets weighed and volume measured every 5 min Bucket 1 Bucket 2 Bucket 3Test duration: 30 min Mass Mass Mass

441.2 420.5 431.3

Time(min)

Bucket No.Runoff

Volume (ml) Mass(g)Runoff





Volume (ml) Mass(g)Total RunoffVolume (ml)

Average TotalRunoff Volume

(ml)1 374 8.06 428 9.08 454 9.14 428 7.24 556 7.28 437 9.08 26782 395 9.43 485 10.16 460 8.01 442 7.02 372 8.37 471 6.21 2623 25703 328 5.21 409 6.30 423 6.49 406 5.54 412 5.97 432 5.86 2410

Average 7.6 8.5 7.9 6.6 7.2 7.1

Time(min)Total RunoffVolume (ml)


(ml)Mass Average Mass Average Mass Average Mass Average Mass Average Total Average 2480

Bucket No. Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) 2440 2473Cumulative 1 8.06 17.15 26.29 33.52 40.80 49.88 2500

soil loss 2 9.43 7.6 19.59 16.1 27.60 24.0 34.62 30.6 42.99 37.8 49.20 44.83 5.21 11.51 18.00 23.54 29.51 35.38

Avg Mass/Area (osy): 55.97

Time(min)

Bucket No.Runoff






Volume (ml) Mass(g)1 444 1.97 388 1.62 413 1.02 468 1.09 455 0.84 312 0.63 441.2 360 55.982 389 1.69 368 1.62 377 1.54 442 3.21 542 1.37 322 0.63 420.5 360 53.353 474 2.72 381 1.74 416 1.21 429 1.28 394 1.27 406 0.59 431.3 360 54.72

Average 2.1 1.7 1.3 1.9 1.2 0.6

Time(min)Mass Average Mass Average Mass Average Mass Average Mass Average Total Average Total Average

Bucket No. Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g)Cumulative 1 1.97 3.58 4.61 5.70 6.54 7.17 7.17

soil loss 2 1.69 2.1 3.31 3.8 4.86 5.0 8.07 6.9 9.44 8.1 10.07 8.7 9.60 8.463 2.72 4.46 5.67 6.94 8.21 8.80 8.60

Control

RECP Protected

5 10 15 20 25 30

IndividualSpecimenMass (g)

IndividualSpecimenArea (in2)

IndividualSpecimen

Mass/Area (osy)

30 Normalized

30

5 10 15 20 25 30

5 10 15

RECP over Soil

25

20 25

10 15 20

RECP Slope Simulation Test

Soil only

305

MMcGough

Stamp

5/25/2007



Slope = 3 TO 1

4 in/hr rainfallBuckets weighed and volume measured every 5 min Bucket 1 Bucket 2 Bucket 3Test duration:30 min Mass Mass Mass

443.1 429.1 421

Time(min)

Bucket No.Runoff








(ml)1 946 29.12 1027 22.64 827 15.42 847 17.52 1009 22.43 847 16.48 55042 876 33.43 943 26.17 828 19.86 810 17.25 941 22.90 829 19.64 5228 54253 911 27.35 1026 23.94 862 16.70 865 15.67 1007 14.97 872 12.02 5542

Average 30.0 24.3 17.3 16.8 20.1 16.0




Bucket No. Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) 5749 5418Cumulative 1 29.12 51.76 67.18 84.70 107.13 123.61 5438

soil loss 2 33.43 30.0 59.60 54.2 79.46 71.5 96.71 88.4 119.61 108.5 139.26 124.53 27.35 51.29 67.99 83.66 98.63 110.65


Time(min)

Bucket No.Runoff






Volume (ml) Mass(g)1 739 6.70 923 4.47 843 3.33 927 2.36 814 1.77 821 1.67 443.1 360 56.222 887 8.98 991 5.62 946 3.33 1053 3.40 919 1.81 953 2.17 429.1 360 54.443 786 5.92 993 4.29 899 2.39 1010 2.32 868 1.60 882 1.54 421 360 53.41

Average 7.2 4.8 3.0 2.7 1.7 1.8


Bucket No. Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g)Cumulative 1 6.70 11.17 14.50 16.85 18.62 20.29 20.37

soil loss 2 8.98 7.2 14.60 12.0 17.93 15.0 21.33 17.7 23.14 19.4 25.30 21.2 24.61 20.743 5.92 10.21 12.60 14.92 16.52 18.06 17.23

Control

RECP Protected

5 10 15 20 25 30

3025



IndividualSpecimenMass/Area

(osy)

30 Normalized

15 20


Soil only

5 10 15 20

RECP over Soil

255 30

5 10 15 20 25 30

10

9

MMcGough

Stamp

5/25/2007



Slope = 3 TO 1

6 in/hr rainfallBuckets weighed and volume measured every 5 min Bucket 1 Bucket 2 Bucket 3Test duration: 30 min Mass Mass Mass

451.1 428.7 451.2

Time(min)

Bucket No.Runoff








(ml)1 1421 53.29 1609 50.74 1567 33.61 1572 41.11 1613 34.56 1554 29.42 93362 1459 42.28 1767 51.8 1639 33.81 1760 35.83 1668 38.39 1603 27.92 9896 94693 1579 52.01 1672 52.83 1490 39.78 1476 33.89 1501 34.64 1458 25.83 9176

Average 49.2 51.8 35.7 36.9 35.9 27.7




Bucket No.Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) 9391 9304Cumulative 1 53.29 104.03 137.64 178.75 213.31 242.73 9388

soil loss 2 42.28 49.2 94.08 101.0 127.89 136.7 163.72 173.7 202.11 209.5 230.03 237.23 52.01 104.84 144.62 178.51 213.15 238.98


Time(min)

Bucket No.Runoff






Volume (ml) Mass(g)1 1421 15.03 1617 7.72 1531 5.74 1529 4.36 1524 3.50 1511 2.98 451.1 360 57.232 1481 19.20 1783 12.62 1443 6.05 1634 5.44 1504 4.42 1545 3.86 428.7 360 54.393 1483 19.65 1657 12.96 1561 7.54 1578 5.39 1550 4.12 1560 3.68 451.2 360 57.24

Average 18.0 11.1 6.4 5.1 4.0 3.5


Bucket No.Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g) Soil Loss(g)Cumulative 1 15.03 22.74 28.48 32.84 36.34 39.33 40.21

soil loss 2 19.20 18.0 31.82 29.1 37.88 35.5 43.31 40.6 47.74 44.6 51.60 48.1 50.15 48.313 19.65 32.62 40.16 45.54 49.66 53.35 54.56

Control

RECP Protected

5 10 15 20 25 30



IndividualSpecimen

Mass/Area (osy)

30 Normalized

30

5 10 15 20 25 30

5 10 15

RECP over Soil

25

20 25

10 15 20


Soil only

305

MMcGough

Stamp

5/25/2007

0

Shear Stress vs Soil Loss

y = 9.4512e1.2317x

R2 = 0.9996

y = 8687.8x1.4551

R2 = 0.9872

0.0

450.0

900.0

1350.0

1800.0

2250.0

0 1 2 3 4 5 6

Shear Stress (psf)

So

ilL

oss

(g)

Sand only

450 g = 1/2-in soil loss

ECTC Test Method #3:STANDARD INDEX TEST METHOD FOR the DETERMINATION of UNVEGETATED ROLLED EROSION CONTROL PRODUCT (RECP)

ABILITY TO PROTECT SOIL FROM HYDRAULICALLY-INDUCED SHEAR STRESSES UNDER BENCH-SCALE CONDITIONS

Note: Shear stress ratio = 3.14 / 0.1 = 31.4

MacMat R6P

MMcGough

Stamp

5/25/2007

rpm soil loss(g) shear stress(psf)CLIENT: Maccaferri Brazil / Maccaferri Inc. 16 728 0.188TRI Log # E2280-02-03 20 1292 0.256Sample ID: MacMat R6P 27 2387 0.42

RECP over soil

Test duration: 30 min RADIUS = 11RPM: 20 SQ FT = 0.4295 slope 7063.41Shear Stress (psf): 1.98 intercept -565.26

R squared 1.00Average Shear = 0 -565.26

Bucket No. Mass(g) prior to test Soil loss(g) Shear = 0.50 2966.441 3795 450 0.14 = 1/2-inch intercept2 3880 110.03 3770

rpm soil loss(g) shear stress(psf)20 110.0 1.98

RECP over soil 25 476.7 3.2130 1943.3 4.31

Test duration: 30 min 3.43 9.45RPM: 25 451.98 3.14Shear Stress (psf): 3.21

AverageBucket No. Mass(g) prior to test Soil loss(g)

1 38602 3790 476.73 3810

RECP over soil

Test duration: 30 minRPM: 30Shear Stress (psf): 4.31

AverageBucket No. Mass(g) prior to test Soil loss(g)

1 39652 4050 1943.33 3945

Comments: Buckets weighed under water

recp

soil only

3365 425

Mass(g) post test Soil loss(g)3385 475

3645 125

soil only

3280 530

RECP Channel Simulation Test

Mass(g) post test Soil loss(g)3700 953770 110

Mass(g) post test Soil loss(g)2035 19301955 20952140 1805

MMcGough

Stamp

5/25/2007

Property Units Day Control MacMat R6P0 0.00 0.007 0.00 5.2214 1.67 8.7821 5.89 11.110 0.00 0.007 0.00 1.3414 2.22 3.0521 3.25 3.86

Plant Massper Area

mg per 4 sq.in. 21 8.82 30.77

Property Units Day Control MacMat R6P7 - -14 1 527%

21 1 189%

7 - -14 1 138%

21 1 119%

Plant Massper Area

% Improvement vs.Control

21 1 349%

AveragePlant Height


AveragePlant Height

inch

SeedsGerminated

per Area



STANDARD INDEX TEST METHOD FOR the DETERMINATION ofTEMPORARY DEGRADABLE RECP PERFORMANCE IN

ENCOURAGING SEED GERMINATION AND PLANT GROWTH

Germination / Vegetation Growth Summary

SeedsGerminated

per Area# per 4 sq.in.

MMcGough

Stamp

5/25/2007

DateClient Top

TRI Log #Sample ID

Bottom

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3

7 3 4 10 3 11 3 3 3 12 10 6 8 7 11 9 9 7 14 10 9 10 11 15 12 12 7

1.3 1.4 1.1 1.6 1 1.1 1 0.9 1.5 2.6 1.2 3.4 2.7 1.1 2.1 3.6 4.3 2.3 7.3 6.4 4 4.4 4 4.1 4.4 6.3 4.51.7 1 2.2 1.7 1.2 1.9 1.4 2.2 0.8 5.7 2.8 4.3 4.6 2.8 3.3 4.1 2.7 3.3 1.6 3.2 4.4 5.2 3.1 3.9 6.3 4 32.5 0.7 1.3 2.2 0.9 1.7 0.8 1.4 1.7 2.2 0.6 4.6 3.1 2.4 3.1 1.9 2.8 3.8 5.6 4.4 2.3 3.8 1.8 3.7 3.6 3.6 7.91.4 1.4 1.3 1.8 4.2 3.3 4.8 3.3 1.9 3.4 3.1 2.7 3.1 4.6 5.2 5.8 5 5 4.4 2.7 3.7 5.41.7 0.8 2.2 3.2 2.7 1.3 2.7 2.2 4 3.6 3.6 2.9 4.4 4.1 6 4.7 1.7 3.4 2 5.1 3.70.6 0.7 2.3 4.9 3.4 2.4 4.7 1.4 3.9 4.5 2.3 1.4 5.8 3.8 2.6 3.6 2.2 4.2 4.8 3.5 5.10.8 2.8 1.6 2.3 2.6 2 2.1 3.5 2.3 2.2 3.9 2.6 6.7 1.8 3.7 2.8 5 5.5 3.9 1.6

2.1 1.9 3.8 1.1 4.2 5.4 2.6 3.8 7.2 4.6 0.7 3.2 3.1 4 1.7 7.11 1.1 1.6 3.4 2 1.3 5.7 2.5 4.2 0.8 3.1 2.5 2.8 7.4 5.3

1.4 1.2 2.4 4.3 3 3.9 1.9 4.1 3.4 2.2 3 2.61.3 4.5 3.4 7 1.3 4 2 1

3.2 2.7 1.4 2.2 1.32.6 25.2 2.8

4.7

1.4 1.0 1.5 1.6 1.0 1.6 1.1 1.5 1.3 3.4 2.5 3.5 3.4 2.0 3.4 3.0 3.3 3.0 4.5 4.5 3.2 4.1 2.8 3.5 3.8 4.0 4.5

45.6 28.4 19 22.3 25.3 42.4 33.6 34.4 25.9

Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

Temp (27 +/- 2 C) 28.5 25.2 27 26.7 26.7 26.5 25.6 25.5 25.9 25.9 26.2 26 26.5 25.9 27

Humidity (45 +/- 5 % RH) 40 40 40 45 44 50 47 43 41 49 46 44 47 45 47Light Intensity (900 +/- 100 ft-cd) 981 834 866 830 864 877 867 876 900 847 905 824 871 870 866

Water Added (ml) 500 400 400

RECP Germination

Thin layer of top soil175 seeds

Maccaferri Brazil / Maccaferri Inc.E2280-02-03

03/16/07

Bucket 3 Bucket 2

4" layer top soilMacMat R6P

RECP PROTECTED

Day 7 Day 14 Day 21

Number of Germinated Seeds Number of Germinated Seeds Number of Germinated Seeds

Bucket 3 Bucket 1 Bucket 2Bucket 1 Bucket 3Bucket 1 Bucket 2

Height of Germinated Plants Height of Germinated Plants Height of Germinated Plants

Average height of plants in each 2" square Average height of plants in each 2" square Average height of plants in each 2" square

Average height of plants in each bucket Average height of plants in each bucket Average height of plants in each bucket3.5 4.11.3 1.4 1.3 3.1 2.9

Average height of plants of Sample Average height of plants of Sample Average height of plants of Sample3.1 4.0

1.3 3.1 3.9Mass(mg) of plants in each 2" square

Total mass(mg) of plants in each bucket93 90 93.9Total mass(mg) of plants for sample

276.9

Average per square Average per square Average per square5.2 8.8 11.1

Average per square30.8

MMcGough

Stamp

5/25/2007

Date TopClient

TRI Log #Sample ID

Bottom

1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3

0 0 0 0 0 0 0 0 0 3 5 5 1 1 0 0 0 0 3 11 15 9 3 11 1 0 0

1.2 1.7 2.2 1.7 2.9 5.1 2.7 4.5 3 3.8 3.2 4.81.9 1.5 0.9 1.6 2.3 2.5 3.2 2.8 4.4 3 2.2 3.8

1.4 1.6 2.8 2.9 4 5.2 3.6 3.2 1.1 3.4 2.91.9 1.9 3.2 2.9 3.9 3.6 3 1.82 1.8 3.6 3.7 3.6 3.5 2.7 3.8

2.2 2.7 0.6 3.9 3.7 4.2 2.41.6 2.9 2.5 3.91.6 2.6 2.32 3.7 2.2

3.4 3.31.7

1.6 1.7 1.6 2.0 2.6 3.9 3.1 3.3 3.6 2.8 3.0 3.8

11.3 18.4 13.7 15.6 12.6 7.8 0 0 0

Day 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21

Temp (27 +/- 2 C) 28.5 25.2 27 26.7 26.7 26.5 25.6 25.5 25.9 25.9 26.2 26 26.5 25.9 27

Humidity (45 +/- 5 % RH) 40 40 40 45 44 50 47 43 41 49 46 44 47 45 47Light Intensity (900 +/- 100 ft-cd) 981 834 866 830 864 877 867 876 900 847 905 824 871 870 866

Water Added (ml) 500 400 400

Thin layer of top soil175 seeds

4" layer top soil

Control

Day 7

Average per square8.8

5.9Average per square

3.2

0.0 1.7Average per square Average per square

Total mass(mg) of plants for sample79.4

3.2

Total mass(mg) of plants in each bucket43.4 36 0

0.0 2.2Mass(mg) of plants in each 2" square

Average height of plants of Sample Average height of plants of Sample Average height of plants of Sample

Average height of plants in each bucket Average height of plants in each bucket Average height of plants in each bucket3.32.81.6

Height of Germinated Plants Height of Germinated Plants Height of Germinated Plants

Average height of plants in each 2" square Average height of plants in each 2" square Average height of plants in each 2" square

Number of Germinated Seeds Number of Germinated Seeds Number of Germinated Seeds

Bucket 1 Bucket 2 Bucket 3Bucket 1 Bucket 2 Bucket 3 Bucket 1Day 14 Day 21

Bucket 2 Bucket 3

ControlE2280-02-03

RECP Germination

03/16/07Maccaferri Brazil / Maccaferri Inc.

MMcGough

Stamp

5/25/2007

Bucket # 1 MacMat R6P Bucket # 1 Control



Germination / Vegetation Growth Summary

Photographs

STANDARD INDEX TEST METHOD FOR the DETERMINATION of TEMPORARY DEGRADABLERECP PERFORMANCE IN ENCOURAGING SEED GERMINATION AND PLANT GROWTH


MMcGough

Stamp

Documents

AASHTO NTPEP Rolled Erosion Control Product (RECP) Test …Maccaferri Brazil / Maccaferri Inc. 10303 Governor Lane Blvd. 10303 Governor Lane Blvd. Williamsport, MD 21795 Williamsport,