Чтобы быстрее добраться до дома, мы перейдём через мост.

Here чтобы introduces a purpose clause. It means in order to or so that.

So:

• Чтобы быстрее добраться до дома = In order to get home faster

This is a very common Russian pattern:

• Чтобы + infinitive = in order to do something

Because the subject in both parts is the same (мы), Russian often uses the infinitive after чтобы.

Because after чтобы in this kind of purpose phrase, Russian normally uses the infinitive.

So the structure is:

• Чтобы + infinitive
• Чтобы быстрее добраться до дома = to get home faster

If you said Чтобы мы быстрее доберёмся..., that would be ungrammatical in standard Russian.

You could say:

• Чтобы мы быстрее добрались до дома...

but that is a different structure, with a full clause and a past-form verb used after чтобы to express a desired or hypothetical result. In your sentence, the simpler and most natural version is the infinitive добраться.

It means faster / more quickly.

Быстрее is the comparative form of быстро (quickly) and also of быстрый (fast). In this sentence it functions like an adverb, modifying добраться:

• быстро = quickly
• быстрее = more quickly / faster

So:

• Чтобы быстрее добраться до дома = To get home faster

English uses faster very naturally here, and Russian does too.

Because добраться до means to reach / get to a destination, and it requires до + genitive.

So:

• добраться до дома = to get to the house / home

By contrast:

• к дому means toward the house or up to the house
• It does not fit the normal pattern with добраться

Also note the case:

• дом → дома in the genitive singular
• This is because до takes the genitive

So the phrase is fixed as:

• добраться до + place in genitive

Examples:

• добраться до станции
• добраться до центра
• добраться до дома

Yes, often it can.

Both of these are possible:

• добраться до дома
• добраться домой

Both can mean to get home.

The version with до дома sounds a bit more literally like to reach home/the house, while домой is the common adverb meaning homeward / home.

In this sentence, до дома is completely natural and correct.

Not exactly. Добраться means something like:

• to get to
• to reach
• to make one’s way to

It often suggests that there is some process, effort, or route involved.

So добраться до дома is not just go home in the most basic sense. It is more like:

• get home
• make it home
• reach home

That is why it fits well with talking about taking a bridge in order to arrive faster.

Because the sentence describes what we will do in order to achieve the goal.

• мы перейдём через мост = we will cross the bridge

The verb перейти is perfective, so its non-past form expresses simple future:

• перейдём = we will cross

This matches the idea that the action is a complete, one-time event: we will cross the bridge.

Both can be possible in Russian, but they emphasize slightly different things.

через мост

This means across the bridge / by way of the bridge.
It focuses on crossing from one side to the other.

по мосту

This means along/on the bridge.
It focuses more on movement on the bridge as a route or surface.

With перейти, через мост is very natural because the basic idea of перейти is to go across.

So:

• перейти через мост = to cross the bridge

Also, через takes the accusative, and мост has the same form in nominative and accusative singular, so you see:

• через мост

Yes, it is possible.

Russian can say:

• перейти мост
• перейти через мост

Both can mean to cross the bridge.

The version with через makes the idea of crossing more explicit. For many learners, it is also easier to understand because через clearly means across / through.

So in your sentence, перейдём через мост is perfectly natural and very clear.

Because the sentence begins with a subordinate clause:

• Чтобы быстрее добраться до дома, ...

Russian normally separates this kind of introductory purpose clause from the main clause with a comma.

So the structure is:

• [purpose clause], [main clause]

This is similar to English:

• To get home faster, we’ll cross the bridge.

English may or may not feel lighter with punctuation depending on style, but in Russian the comma is standard here.

Yes. Russian word order is flexible.

Your sentence is natural:

• Чтобы быстрее добраться до дома, мы перейдём через мост.

But you could also hear variations such as:

• Мы перейдём через мост, чтобы быстрее добраться до дома.
• Чтобы добраться до дома быстрее, мы перейдём через мост.

The meaning stays basically the same, but the emphasis shifts slightly.

• Starting with Чтобы... foregrounds the purpose
• Putting быстрее later can sound slightly more neutral or balanced
• Starting with Мы перейдём... foregrounds the action

Yes, both are perfective:

• добраться = perfective
• перейти = perfective

This matters because perfective verbs usually refer to a completed result.

In this sentence:

• добраться refers to the goal of successfully getting home
• перейдём refers to crossing the bridge as a completed action

That is why these verbs fit the meaning well: the sentence is about reaching a result efficiently.

Their imperfective partners would be:

• добираться
• переходить

Those would be used in different contexts, for example repeated action, process, or general statements.

A natural stress pattern would often highlight the important new information, usually быстрее, дома, or мост depending on context.

For example:

• Чтобы быстрее добраться до дома, мы перейдём через мост.

If the important point is the method, мост may get the strongest stress.
If the important point is the purpose, быстрее may stand out more.

So the exact spoken emphasis depends on what the speaker is contrasting:

• faster, not slower
• home, not somewhere else
• the bridge, not another route

That flexibility is very normal in Russian speech.