View full achievement list for Bridge Constructor Portal
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Portal Deficiency Certificate

10 Gamerscore

10 times tried to start a test run with an uncorrectly placed portal.
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Bridge Constructor Portal

Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the unique merging of the classic Portal™ and Bridge Constructor™ games. As a new employee in the Aperture Science test lab, it's your job to build bridges, ramps, slides, and other constructions in 60 test ch...

Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the uniqu...

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Tunneling at Full Capacity

10 Gamerscore
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Convoyability 30

30 Gamerscore
More achievements
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Post-Insignificance

50 Gamerscore
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Full Chief Custodian candidate

50 Gamerscore
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Criação de Túneis Avançada

20 Gamerscore
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For More Science!

70 Gamerscore
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Extended Testing Opportunity

50 Gamerscore
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0% Non-Delivery

70 Gamerscore
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Deliverance from Non-delivery

10 Gamerscore
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Tunneling at Full Capacity

10 Gamerscore