You must be diagnosed with parathyroid disease (hyperparathyroidism) if your parathyroid hormone level is high and your calcium level is also high. The excess parathyroid hormone is the CAUSE of the high calcium. The high calcium is caused by a parathyroid tumor--nothing else will cause this.
The ridge of a sloped roof system is the horizontal top area where two sloped roof areas meet. The National Roofing Contractors Association defines ridge as Highest point on a roof, represented by a horizontal line where two roof areas intersect, running the length of the area.. The ridge area on sloped roof systems should be capped to ensure a watertight roof system as well as aesthetic appeal.
Types of Metal Connectors for Roof Framing. Common roof framing consists of several distinct components. The board that runs down the center of the roof is the ridge. The rafters attach to the sides of the ridge and drop down to cross the tops of the buildingâs walls. These wall tops are called the top plates. Hip roofs have ridges that donât go all the way to the ends of the building.