Papua New Guinea Construction of seawall and breakwater using 500g geotextile for coastal protection

Non woven geotextile, in addition recounted as geotextile, is a kind of geotextile made from fiber factors with the aid of mechanical, chemical, or thermal techniques such as spinning, melting, or bonding.

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Papua New GuineaGeotextile

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Product Description

Introduction

Coastal protection geotextile fabric is a crucial tool in the battle against erosion and land loss along shorelines. This durable and permeable fabric is designed to withstand harsh coastal conditions while providing stabilization and reinforcement to the soil. By creating a strong barrier between the water and the land, geotextile fabric helps to prevent erosion, protect infrastructure, and preserve natural habitats.

The woven or non-woven structure of the fabric allows water to pass through while retaining the soil, making it an effective solution for areas with high water flow or wave action. Coastal protection geotextile fabric is used in a variety of applications, including seawalls, revetments, and beach nourishment projects.

With its proven track record in coastal engineering and environmental protection, geotextile fabric is an essential component in sustainable coastal management strategies. By choosing the right geotextile fabric for each specific project, engineers and planners can help to safeguard coastlines and ensure the long-term resilience of coastal ecosystems.

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Applications

Coastal protection geotextiles are widely used in various applications to prevent erosion and promote stability along coastlines. These geotextiles are designed to provide a barrier between soil and water, helping to reinforce the natural environment and protect against the effects of waves, tides, and currents.

One of the primary applications of coastal protection geotextiles is in the construction of seawalls and revetments. These structures are built along the shoreline to prevent erosion and protect coastal properties from damage caused by storm surges and flooding. Geotextiles are used to provide additional support and reinforcement to these structures, helping to ensure their long-term stability and effectiveness.

Another common application of coastal protection geotextiles is in the construction of beach nourishment projects. These projects involve adding sand or other materials to eroded beaches to restore their natural profile and protect against future erosion. Geotextiles are used to stabilize the added materials and prevent them from being washed away by waves and currents, helping to create a more resilient and sustainable coastline.

Coastal protection geotextiles are also used in the construction of groynes and breakwaters. Groynes are structures built perpendicular to the shoreline to trap sediment and prevent longshore drift, while breakwaters are offshore structures designed to reduce the force of waves and protect coastal areas from erosion. Geotextiles are used to reinforce these structures and provide additional support, helping to improve their effectiveness in protecting coastlines.

In addition to these applications, coastal protection geotextiles can also be used in the construction of erosion control structures, such as riprap and gabions, as well as in the restoration of wetlands and marshes. By providing a stable and durable barrier between soil and water, geotextiles help to promote the natural ecosystem and prevent further degradation of coastal habitats.

Overall, coastal protection geotextiles play a crucial role in preserving and enhancing coastal environments around the world. Their versatile applications and effectiveness in preventing erosion make them an essential tool for coastal engineers and environmental professionals working to protect our coastlines for future generations.

Working Drawing

Specifications

Filament non-woven geotextile

Properties	Test Method	Unit	PETNW150	PETNW200	PETNW250	PETNW300	PETNW350	PETNW400	PETNW500	PETNW600
Tensile Strength (MD/TD)	ASTM D4595	kN/m	9.5	13	17	19	23	26	34	38
Tensile Elongation (MD/TD)	ASTM D4595	%	50	60	60	60	60	60	60	60
Grab Tensile Strength (MD/TD)	ASTM D4632	N	550	730	1000	1100	1400	1700	2000	2500
Grab Elongation (MD/TD)	ASTM D4632	%	50	50	60	60	60	60	60	60
Trapezoidal Tear Strength (MD/TD)	ASTM D4533	N	270	330	430	450	540	610	770	900
CBR Burst Strength	ASTM D6241	N	1800	2300	2800	3200	3600	4500	6000	7000
Pore Size O90	ASTM D4751	µm	110	110	100	100	90	80	70	70
Water Flow Q100	ASTM D4491	L/m2/s	235	210	190	170	160	125	100	80
U.V. Resistance	ASTM D4355	%@500h	70	70	70	70	70	70	70	70
Thickness	ASTM D5199	mm	1.2	1.6	1.9	2.2	2.5	2.8	3.4	4.2
Weight	ASTM D5261	g/m2	150	200	250	300	350	400	500	600
Roll Width	-	m	6	6	6	6	6	6	6	6
Roll Length	-	m	250	150	150	100	100	100	75	50