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PUBLIC MEETINGPUBLIC MEETING2Q06 RESULTS2Q06 RESULTS

August 2006August 2006

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Forward-looking statements

Potential forward-looking statements in this presentation related to the Company’s business prospects, projections, and operating and financial results are based on Management beliefs and assumptions, as well as the information currently available to the Company.

Forward-looking statements and information are not a guarantee of performance. They involve risks, uncertainties and assumptions since they refer to future events,and therefore depend on situations that may or not occur.

Future results and shareholder value creation may differ significantly from those stated or suggested by the forward-looking statements. Many of the factors that will determine these results and values are beyond OHL Brazil’s control and prediction capacity.

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Outlook

Company Overview

2Q06 Results

2Q06 Highlights

Agenda

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Outlook

Company Overview

2Q06 Results

2Q06 Highlights

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Ownership Structure and Restructuring

52.1%

FREE FLOAT

7.9%

100.0%

40.0%

Latina Manutenção

100.0% 100.0% 100.0%Paulista

Infra-estrutura SPR OHLParticipações STP

100.0% 100.0% 100.0% 4.68%100.0%

4.86%

Ownership Restructuring concluded on June/2006. Main benefit: use of the fiscal goodwill from the acquisition of the concessionaires.We are waiting for BNDES’s authorization to conclude the acquisition of Vianorte.

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OHL Concesiones and OHL Group

Mexico

Argentina

ChileBrazil

Spain

The Brazilian operation is strategic for OHL Concesiones growth goal.

140.060%Autopista del Sol

20%Muelle Inflamables Barcelona

50%Puerto de

Airports:

Length(Km)

Share (%)Toll Road Concessions

8,3100%Autovia M - 45

8,2100%Autopista Nuevo Aeropuerto Barajas

50%

70%

77%

100%

58%

60%

60%

60%

60,1Autopista Ezeiza - Cañuelas

51,7Sistema Carretero del Oriente

92,4Camino Internacional Ruta 60

82,0Autopista Los Libertadores

219,5Centrovias

316,5Autovias

371,2Intervias

60%Autopista del Sol

20%Muelle Inflamables Barcelona

50%Puerto de Alicante

:

(Km)(%)

8.3100%

8.2100%Autopista Nuevo Aeropuerto Barajas

50%

100%

58%

Aeropuerto Internacional de México

Port Concessions

60.1

51.7Sistema Carretero del Oriente

92.4Camino Internacional Ruta 60

82.0

219.5Centrovias

316.5Autovias

371.2Intervias

67% 123.0Autopista Amozoc Perote

International construction, concession and service group

Operational for more than 90 years

Present in 16 countries

Listed in Spain since 1991

Ranked among Spain’s 6 most transparent companies in 2005

Two independent core businesses: Construction and Concessions.

Net revenue in 2005: € 2.4bn; and EBITDA in 2005: € 285.4mm

1995-2005 Revenue CAGR of 32%

Present in the Brazilian market through OHL Concesiones

OHL Group

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• Population of 4 mm inhabitants

• One of the main agribusiness center in Brazil

• Responsible for 32% of fuel ethanol and for 70% of orange juice exports

Location

The State of São Paulo accounts for around 22% of Brazil’s population and 35% of its GDP.... to the northwest of the city of São Paulo...

Operating Area: Map:

Vianorte

The toll roads operated by OHL Brasilare the main access routes from the production areas to:

São Paulo: the main consumption center

The port of Santos: the main export corridor

... allows OHL Brasil to capture the impact of industrial and agribusiness expansion.

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Corporate Governance

Novo Mercado – Bovespa

Strategic support and commitment from OHL Group.

Transparency and protection to minority shareholders’ interest.

100% Tag-Along.

Capital structure with 100% of voting shares (equal rights for minority shareholders).

40% Free Float.

Board of Directors with 7 member, being 1 independent.

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Outlook

Company Overview

2Q06 Results

2Q06 Highlights

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2Q06 Highlights

Traffic grew 5.1% in 2Q06 versus 1Q06.

Net services revenue went up by 8.8% when comparing 2Q05 to 2Q06.

Adjusted EBITDA of R$64.9 million and Adjusted EBITDA Margin of 63.9%

Conclusion of our Ownership Restructuring Process.

Net income grows 132.3% in three months.

Acquisition of Vianorte – at the final stage.

44.44% share appreciation until August 7, 2006.

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Outlook

Company Overview

2Q06 Results

2Q06 Highlights

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Traffic Breakdown – 2Q06 Traffic performance (in Vehicle-Equiv.)

22.4%

55.9%21.7%

-1.9%5.1%

4,650 4,448 4,617

4,608 4,466 4,473

11,771 10,704 11,535

0

5,000

10,000

15,000

20,000

25,000

2Q05 1Q06 2Q06

InterviasCentroviasAutovias

Consolidated Traffic (Thousands of Vehicle-Equivalents)

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Traffic vs. GDP

Year-on-year comparison:

Period Elasticity

-3.28 1.35 1.30 1.67 1.65 1.00 0.11

-1.8%

6.7%

3.0%

4.7%

6.6%

1.0%

0.2%0.5%

4.9%

2.8%

1.0%

2.3%

4.0%

2003 2004 2005 1Q05 2Q05 3Q05 4Q05

OHL Traffic

GDP

1.4%

0.7%

1Q06

3.4%

-1.9%

2Q06

0.21 ???

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Net Revenue (R$ Thousand)

Revenues Breakdown – 2Q06 Net Revenue Performance (R$ Thousand)

Electronic toll collection corresponded 44.82% in 2Q06

29.1%

29.1%

41.9%

25,696 28,382 29,523

28,414 29,594 29,542

39,219 39,162 42,509

0

20,000

40,000

60,000

80,000

100,000

120,000

2Q05 1Q06 2Q06

8,8%4,6%

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Adjusted EBITDA

Adjusted EBITDA Margin (%)Adjusted EBITDA

(R$ Million)

64.364.465.5

60.4

1Q05 2Q05 3Q05 4Q05 1Q06

62.962.466.869.1

52.2

1Q05 2Q05 3Q05 4Q05 1Q06

58.7

64.9

2Q06

63.9

2Q06

Net Services Revenue 101,574 97,137 93,329 4.6% 8.8% 198,711 179,819 10.5%Cost of Services Rendered (51,319) (50,546) (45,605) 1.5% 12.5% (101,865) (88,698) 14.8%Amortization and Depreciation 28,424 27,377 22,907 3.8% 24.1% 55,801 41,879 33.2%Other Revenues 58 110 - -47.3% - 168 - -Operating (Expenses) Revenue (9,779) (7,571) (8,183) 29.2% 19.5% (17,350) (14,599) 18.8%EBITDA 68,958 66,507 62,448 3.7% 10.4% 135,465 118,401 14.4%Fixed concession charges paid (4,079) (4,079) (3,747) 0.0% 8.9% (8,158) (7,479) 9.1%Adjusted EBITDA 64,879 62,428 58,701 3.9% 10.5% 127,307 110,922 14.8%Adjusted EBITDA Margin (%) 63.9% 64.3% 62.9% 64.1% 61.7%

Adjusted EBITDA (R$ thousand) 2Q06 1Q06 2Q05 1H06 1H05Var % 2Q/1Q06

Var % 2Q/2Q05

Var % 1H/1H05

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0.70

1Q06 2Q06

Financial Result

Financial Result Breakdown (% of total) IGP-M Performance (%)

2Q06

10.8%

26.4%62.8%

Fixed concession charges

Other Fin.

BNDES/CEF

Other Fin.

BNDES/CEF

1Q06

13.1%

16.4%

70.5%

0.70

Fixed concession charges

Financial Revenues 5,204 6,309 3,200 -17.5% 62.6% 11,513 5,831 97.4%Financial Expenses (12,043) (10,733) (10,408) 12.2% 15.7% (22,776) (29,481) -22.7%BNDES/CEF (7,560) (7,568) (8,250) -0.1% -8.4% (15,128) (17,960) -15.8%Other Financial Expenses (3,178) (1,756) (1,592) 81.0% 99.6% (4,934) (6,607) -25.3%Monetary correction of fixed concession charge (1,305) (1,409) (566) -7.4% 130.6% (2,714) (4,914) -44.8%Net Financial Result (6,839) (4,424) (7,208) 54.6% -5.1% (11,263) (23,650) -52.4%% Net Services Revenue 6.7% 4.6% 7.7% 5.7% 13.2%

1H06 1H05 Var % 1H/1H05

Var % 2Q/1Q06

Var % 2Q/2Q05Financial Result(R$ thousand) 2Q06 1Q06 2Q05

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Indebtedness

Total Debt (R$ MM)

Charges (June 2006)Amortization Schedule (R$ MM)

Net Debt (R$ MM)

51.0 51.667.7

214.7236.0

276.3 266.3303.7

4Q05 1Q061Q05

Short Term Debt Long Term Debt Net Debt / Adjusted EBITDA (LTM)

66.0

224.0

290.0

2Q05

67.4

216.0

283.4

3Q05

225.3

236.6

207.6

91.7

1Q05 2Q05 3Q05 4Q05

1.2x0.9x

0.4x

... 100% of our debt is R$

TJLPCDIUNBNDES

1Q06

74,5

199,2

273.7

2Q06

200.3

2Q06

0.8x

7.2

47.657.356.3

76.9

28.4

Jul/Dec 2006 2007 2008 2009 2010 2011

2.8%

118,2 103,0

0.5x 0.4x

87.7%

9.5%

118.2 103.0

74.5

199.2

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Net Income (R$ Million)

40.8

17.617.5

2Q05 1Q06 2Q06

132.3%

133.8%

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Capex

Autovias and Intervias are developing pavement recovering works and improvement at disposals of the toll roads.

Centrovias continues with the duplication of SP-225, expected to be concluded on 2007.

Schedule

CAPEX Breakdown – 2Q06CAPEX (Real and Estimated)

169.1

191.8200.0

120.0

80.,0

55.0

2004 2005 2006E 2007E 2008E 2009E

Total in the period between2007 and 2009

255.0*

71.5

1H06

*Capex outlook for Autovias, Centrovias and Intervias.

19.4%

32.8%

45.8%

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Share PerformancePricing

OHL; 144,44

BOVESPA; 146,38

OHL

BOVESPA

Traded Volume (No. Of Shares)

93,00

103,00

113,00

123,00

133,00

143,00

153,00

163,00

173,00

183,00

27/7

/200

6

18/7

/200

6

7/7/

2006

28/6

/200

6

19/6

/200

6

7/6/

2006

29/5

/200

6

18/5

/200

6

9/5/

2006

27/4

/200

6

17/4

/200

6

5/4/

2006

27/3

/200

6

16/3

/200

6

7/3/

2006

22/2

/200

6

13/2

/200

6

2/2/

2006

23/1

/200

6

12/1

/200

6

3/1/

2006

22/1

2/20

05

13/1

2/20

05

2/12

/200

5

23/1

1/20

05

11/1

1/20

05

1/11

/200

5

21/1

0/20

05

11/1

0/20

05

30/9

/200

5

21/9

/200

5

12/9

/200

5

31/8

/200

5

22/8

/200

5

11/8

/200

5

2/8/

2005

22/7

/200

5

(Base 100 on July 13, 2005)

0

200

400

600

800

1.000

1.200

1.400

1.600

1.800

2.000

0

200

400

600

800

1.000

1.200

1.400

1.600

1.800

2.000

No.

Of S

hare

s (th

ousa

nd)

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Social Responsibility

Name of Project No. of campaigns People attended

Autovias Saúde na Estrada 15 9,371

CentroviasMais Saúde na

Estrada 14 4,195Intervias Saúde na Boléia 21 41,495

InterviasPosto do

Caminhoneiro 1 13,768

Total 51 68,829

Health

Summary of campaigns undertaken through June, 2006

Concessionaire Schools attended BenefitedStudents Teachers

MonitoredAutovias 94 88,000 721

Centrovias 107 32,721 1,030Intervias 230 170,661 7,013

Total 431 291,382 8,764

Quantitative summary of projects through June, 2006

Education

No. of seedlings

Autovias 150,000Centrovias 65,000Intervias 0

Total 215,000532,000

Environment

No. of seedlings planted

242,000145,000145,000

Magazine No. of Editions Periodicity Impression

Porta-luvas 2 Quarterly 300,000

Culture (OHL Brasil)

Concessionaire

Concessionaireto be planted

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Outlook

Company Overview

2Q06 Results

2Q06 Highlights

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New Bidding: Federal, State and PPP

Federal Lots:Highway corridors are essential in connecting Brazil’s richest areas

State Lots (SP):Potential export corridor through Port of SãoSebastião

02

07

Road Extension # of Plazas

Lot ASP 70 - Rodovia A.Senna/Carvalho Pinto

167.5 Km 02 plazasLot B

SP 65 - Rodovia D. Pedro I118.5 Km 04 plazas

286.0 Km 6 plazas

Road Extension # of Plazas

Lot 1 BR 153/ SP - Divisa MG/SP 321.7 Km 04 plazasLot 2 BR 116/PR/SC - Curitiba - Divisa SC/RS 406.5 Km 05 plazasLot 3 BR 393/RJ - Divisa MG/RJ (Via Dutra) 200.5 Km 03 plazasLot 4 BR 101 - Divisa RJ/ES (Ponte Rio Niterói) 320.8 Km 05 plazasLot 5 BR 381- Belo Horizonte - São Paulo 561.5 Km 08 plazasLot 6 BR 116/SP/PR - São Paulo - Curitiba 401.7 Km 06 plazasLot 7 BR 376 - Curitiba - Florianópolis 367.6 Km 05 plazas

2580.3 Km 36 plazas

PPP MG 050 (MG):Enormous synergy potential from our highway network.

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PPP 372.0 Km 06 plazasMG 050 – Betin – Divisa SP I

Road Extension # of Plazas

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Investor Relations

OBRASCON HUARTE LAIN BRASIL S.A.

OHL Brasil S.A. Contacts: Address:

Francisco Leonardo Francisco Leonardo MouraMoura dada CostaCostaCFO and IROfrancisco.leonardo@ohlbrasil.com.br

Alessandro Alessandro ScotoniScotoni LevyLevyFinancial and Investor Relations Manageralessandro@ohlbrasil.com.br

Rua Joaquim Floriano, 913 – 6º andarItaim Bibi – São Paulo – SPCEP 04534-013Ph.: (5511) 3074-2404

www.ohlbrasil.com.br