View full achievement list for Bridge Constructor Portal
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Deliverance from Non-delivery

10 Gamerscore

First job for the Condolence Letter Delivery Fleet provided.
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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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Condolence Letter Delivery Boom

20 Gamerscore
Previous
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Tunneling at Full Capacity

10 Gamerscore
More achievements
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Post-Insignificance

50 Gamerscore
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No Hard Feelings

70 Gamerscore
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Spectacularly Lonely

50 Gamerscore
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Official Pre-Admittance

50 Gamerscore
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Full Chief Custodian candidate

50 Gamerscore
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Aerial Mobility Support System

70 Gamerscore
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Deliverance from Non-delivery

10 Gamerscore
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Convoyability 20

20 Gamerscore