This building determines how many tracks you can lay on the map. Tracks must be laid to connect goods facilities and other cities.
When you start a round the level this building starts at varies depending upon the Era:
| Era 1 | Era 2 | Era 3 | Era 4 | Era 5 | Era 6 |
|---|---|---|---|---|---|
| 1 | 4 | 6 | 8 | 10 | 12 |
Construction & Earnings
The upgrade time can be reduced by upgrading your Construction Yard. On x2 speed worlds the upgrade time is reduced to 50% and on x4 worlds to 25%.
| Level | Upgrade Cost | Upgrade Time (x1) h:m:s | Prestige | Track limit |
|---|---|---|---|---|
| 1 | - | - | - | 4 |
| 2 | $5,000 | 00:00:10 | 2 | 6 |
| 3 | $60,000 | 00:20:00 | 5 | 8 |
| 4 | $150,000 | 00:40:00 | 10 | 10 |
| 5 | $275,000 | 01:00:00 | 15 | 12 |
| 6 | $450,000 | 01:30:00 | 20 | 15 |
| 7 | $650,000 | 02:00:00 | 25 | 18 |
| 8 | $950,000 | 03:00:00 | 30 | 22 |
9 | $1,300,000 | 03:30:00 | 35 | 27 |
10 | $1,750,000 | 04:00:00 | 40 | 33 |
11 | $2,300,000 | 04:30:00 | 45 | 40 |
| 12 | $2,750,000 | 05:00:00 | 50 | 50 |
| 13 | $3,300,000 | 05:30:00 | 60 | 60 |
| 14 | $3,800,000 | 06:00:00 | 70 | 70 |
| 15 | $4,400,000 | 06:00:00 | 80 | 80 |
| 16 | $5,000,000 | 06:00:00 | 90 | 90 |
| 17 | $5,800,000 | 06:00:00 | 100 | 100 |
| 18 | $6,600,000 | 06:00:00 | 110 | 120 |
| 19 | $7,400,000 | 06:00:00 | 120 | 140 |
| 20 | $8,200,000 | 06:00:00 | 130 | 160 |
| 21 | $9,000,000 | 06:00:00 | 140 | 180 |
| 22 | $9,800,000 | 06:00:00 | 150 | 200 |
| 23 | $10,600,000 | 06:00:00 | 160 | 240 |
| 24 | $11,400,000 | 06:00:00 | 180 | 280 |
| 25 | $12,000,000 | 06:00:00 | 200 | 320 |
| 26 | $12,500,000 | 06:00:00 | 225 | 360 |
| 27 | $13,000,000 | 06:00:00 | 250 | 400 |
| 28 | $13,500,000 | 06:00:00 | 300 | 500 |
| 29 | $14,000,000 | 06:00:00 | 375 | 650 |
| 30 | $15,000,000 | 06:00:00 | 450 | 900 |