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v3.25.1

Construction Backlog (Tables) | 12 Months Ended
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Dec. 31, 2024
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Schedule of backlog of signed construction and engineering contracts |
|  |  | 2024 |  |  | 2023 |
| Balance - beginning of year |  | $ | 1,902,332 |  |  | $ | 6,810,762 |
| New contracts and change orders during the year |  |  | 4,257,241 |  |  |  | 11,614,650 |
| Subtotal |  |  | 6,159,573 |  |  |  | 18,425,412 |
| Less: contract revenue earned during the year |  |  | (4,976,618 | ) |  |  | (16,523,080 | )
| Balance - end of year |  | $ | 1,182,955 |  |  | $ | 1,902,332 |
Summary of expects to satisfy remaining unsatisfied performance obligation |
|  |  | 2024 |
| Within 1 year |  | $ | 1,182,955 |
| Total Backlog |  | $ | 1,182,955 |

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