Pregnancy Weight Gain: Facts. 1  For women who were a normal weight before pregnancy with a BMI of 18.5-24.9 the recommended weight gain guideline is 25-35 pounds. 2  Women who are underweight pre-pregnancy with a BMI of less than 18.5 should gain between 28-40 pounds unless your health care provider says differently.
Tilth generally refers to the physical condition of the soil as it relates to plant growth. Favorable tilth implies good conditions for seed germination and root proliferation, allowing crops to thrive.
Tilt-up Construction (also called Tilt Wall Construction): An innovative, cost-effective way to create large concrete buildings more quickly than with concrete block construction. In a tilt-up construction project, the building's walls are poured directly at the jobsite in large slabs of concrete called panels.