Specifications include, but are not limited to: 1. The existing pipeline shall be considered fully deteriorated. 2. Groundwater is 5 feet below the surface. 3. Minimum Design Safety Factor of 2.0. 4. Soil depth to pipe invert is 8 feet. 5. The pipeline shall be subjected to an earth load (specific weight of soil = 120 lb/cu ft), with applicable live load of H20 Highway. 6. The soil modulus shall be as follows: a. Under streets and railroad tracks: 1000 psi b. Under “natural” surfaces: 700 psi for depths less than 15 feet; 1000 psi for depths of 15 feet or more. 7. Creep Retention Percentage of 50%. 8. Enhancement Factor (if appropriate) of 7. 9. Modulus of Elasticity (ASTM D790) of 250,000 psi minimum. 10.Flexural Strength (ASTM D790) of 4,500 psi. 11.Contractor shall indicate pipe ovality used for calculations on the bid schedule.