You may not know this, but I received a bachelor of science degree in geology many moons ago. I was fascinated by the topic, and it helped me build houses and buildings that would not fail.

Dear James: We have a brick house and the mortar between the bricks has fallen out in spots. It looks terrible. What is the best method to repair this and how can I get new mortar to look like the old ...

Q. I need to repair the mortar joints on my older brick home that was built in the late 1800s. I’ve seen some horrible workmanship where the mortar doesn’t match at all, and I want to avoid this. How ...

DEAR TIM: It appears I wasted some money five years ago. I had my brick building repointed with new mortar, and it has deteriorated quickly. Do you have any idea what caused it to happen? The building ...