GOODWILL AND INTANGIBLE ASSETS (Tables)

9 Months Ended

Sep. 29, 2012

GOODWILL AND INTANGIBLE ASSETS

Components of amortized intangible assets

	September 29, 2012
	Gross Carrying Amount		Accumulated Amortization		Weighted Average Life
Customer Relationships	$	159,060	$	59,951	13 years
Proprietary Software & Database		3,077		2,773	6 years
Patents & Proprietary Technology		9,796		5,142	8 years
Non-compete Agreements		1,800		1,496	6 years
	$	173,733	$	69,362

	December 31, 2011
	Gross Carrying Amount		Accumulated Amortization		Weighted Average Life
Customer Relationships	$	155,629	$	50,107	13 years
Proprietary Software & Database		3,116		2,711	6 years
Patents & Proprietary Technology		9,489		3,863	8 years
Non-compete Agreements		1,812		1,307	6 years
	$	170,046	$	57,988

Amortization expense for intangible assets

Thirteen Weeks Ended September 29, 2012		Thirteen Weeks Ended September 24, 2011		Thirty-nine Weeks Ended September 29, 2012		Thirty-nine Weeks Ended September 24, 2011
$	3,582	$	3,659	$	10,751	$	10,855

Schedule of future estimated amortization expense

	Estimated Amortization Expense
2012	$	14,324
2013		13,462
2014		13,045
2015		12,129
2016		11,554

Non-amortized intangible assets

	September 29, 2012		December 31, 2011		Year Acquired
Webforge	$	17,501	$	16,659		2010
Newmark		11,111		11,111		2004
Ingal EPS/Ingal Civil Products		9,237		8,792		2010
Donhad		6,968		6,633		2010
PiRod		1,750		1,750		2001
Industrial Galvanizers		4,051		3,856		2010
Other		7,290		7,224
	$	57,908	$	56,025

Carrying amount of goodwill

	Engineered Infrastructure Products Segment		Utility Support Structures Segment		Coatings Segment			Irrigation Segment			Other		Total
Balance at December 31, 2011	$	151,558	$	77,141	$	64,820		$	2,576		$	18,567	$	314,662
Foreign currency translation		4,236		—		(215	)		(54	)		428		4,395
Balance at September 29, 2012	$	155,794	$	77,141	$	64,605		$	2,522		$	18,995	$	319,057