# Design Load Combinations

This section configures design load combinations per AASHTO LRFD specifications.

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**Navigation:** Combinations > Design Load Combinations
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## Overview

Design load combinations apply appropriate load factors to individual load cases based on limit state requirements:

* **Limit States:** Define AASHTO limit state categories
* **Load Combination Table:** Configure specific load factor combinations

## Sections

| Section                                                                                                                                                                                                     | Description                                 |
| ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------- |
| [Limit States](https://docs.openbrim.org/examples/concrete-bridge-examples/example-concrete-u-girder-bridge/combinations-ex1-cug/design-load-combinations-ex1-cug/limit-states-ex1-cug)                     | Define AASHTO limit state categories        |
| [Load Combination Table](https://docs.openbrim.org/examples/concrete-bridge-examples/example-concrete-u-girder-bridge/combinations-ex1-cug/design-load-combinations-ex1-cug/load-combination-table-ex1-cug) | Configure load factors for each combination |

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Load combinations follow AASHTO LRFD Table 3.4.1-1 and 3.4.1-2.
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