Bridge Constructor Portal achievements
26 achievements on Xbox
Rarest first. Published rarity by platform.
Each platform measures its own player population.Why that matters
Each platform calculates rarity from its own player population. These percentages are shown side by side but are not a controlled comparison. Percentages are shown exactly as each platform publishes them — Pyroblast does not recalculate them or mix player populations together.
- Convoyability 30Xbox only
30 convoys delivered in the Portal Proficiency initiative
Xbox0.1%30G - Profound Portal ProficiencyXbox only
Finish every test chamber in Chapter 3 of "Portal Proficiency".
Xbox0.1%30G - Tunneling at Full CapacityXbox only
Maximum amount of portals successfully used in a test run.
Xbox0.1%10G - Criação de Túneis AvançadaXbox only
Finish every test chamber in Chapter 2 of "Portal Proficiency".
Xbox0.1%20G - Convoyability 20Xbox only
20 convoys delivered in the Portal Proficiency initiative
Xbox0.1%20G - Convoyability 10Xbox only
10 convoys delivered in the Portal Proficiency initiative
Xbox0.1%10G - Principals of PortalabilityXbox only
Finish every test chamber in Chapter 1 of "Portal Proficiency".
Xbox0.1%10G - Condolence Letter Delivery BoomXbox only
50 test vehicles destroyed in "Portal Proficiency"
Xbox0.1%20G - Portal Deficiency CertificateXbox only
10 times tried to start a test run with an uncorrectly placed portal.
Xbox0.1%10G - Deliverance from Non-deliveryXbox only
First job for the Condolence Letter Delivery Fleet provided.
Xbox0.2%10G - 0% Non-DeliveryXbox only
60 convoys delivered
Xbox0.2%70G - For More Science!Xbox only
5,000 Portal Transitions
Xbox0.3%70G - Spectacularly LonelyXbox only
Finish every test chamber in Chapter 6
Xbox0.4%50G - Entry-Exit Relay Repeater SystemXbox only
30 times back and forth through the same portal
Xbox0.6%70G - Centrifugal Convoy Adjustment SystemXbox only
Passed through the same portal 15 times
Xbox0.7%70G - Full Chief Custodian candidateXbox only
Finish every test chamber in Chapter 5
Xbox0.8%50G - 66% DeliveryXbox only
40 convoys delivered
Xbox0.9%70G - Aerial Mobility Support SystemXbox only
Bounced 25 times on the repulsion gel with the same vehicle
Xbox0.9%70G - Official Pre-AdmittanceXbox only
Finish every test chamber in Chapter 4
Xbox1.3%50G - For Science!Xbox only
1,000 Portal Transitions
Xbox1.9%70G - Post-InsignificanceXbox only
Finish every test chamber in Chapter 3
Xbox2.4%50G - You monster.Xbox only
100 Test Vehicles destroyed
Xbox3.4%70G - 66% LossXbox only
20 convoys delivered
Xbox3.5%70G - Food and Artificial SunlightXbox only
Finish every test chamber in Chapter 2
Xbox4.7%50G - No Hard FeelingsXbox only
First turret decommissioned
Xbox15%70G - Extended Testing OpportunityXbox only
Finish every test chamber in Chapter 1
Xbox17%50G
Played Bridge Constructor Portal? See how many of these you've got.
- Which ones you've earned — and which you're missing
- Your rarest unlock, and where it ranks
- Your whole history for this game, on one timeline
- Steam, PlayStation, Xbox and Battle.net in one place
Free. Takes about a minute.
How rarity is calculated
Each platform calculates rarity from its own player population. These percentages are shown side by side but are not a controlled comparison.
- Xbox — Microsoft's published rarity percentage across Xbox players.
Percentages are shown exactly as each platform publishes them. Pyroblast does not recalculate them and does not mix player populations together. Data updated .