diff --git a/advent_of_code/2022/16/Cargo.lock b/advent_of_code/2022/16/Cargo.lock
new file mode 100644
index 0000000..b8ae363
--- /dev/null
+++ b/advent_of_code/2022/16/Cargo.lock
@@ -0,0 +1,32 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "main"
+version = "0.1.0"
+dependencies = [
+ "nom",
+]
+
+[[package]]
+name = "memchr"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+
+[[package]]
+name = "minimal-lexical"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
+[[package]]
+name = "nom"
+version = "7.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5507769c4919c998e69e49c839d9dc6e693ede4cc4290d6ad8b41d4f09c548c"
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
diff --git a/advent_of_code/2022/16/Cargo.toml b/advent_of_code/2022/16/Cargo.toml
new file mode 100644
index 0000000..200567e
--- /dev/null
+++ b/advent_of_code/2022/16/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "main"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+nom = "7.1.2"
diff --git a/advent_of_code/2022/16/input.txt b/advent_of_code/2022/16/input.txt
new file mode 100644
index 0000000..86d44b6
--- /dev/null
+++ b/advent_of_code/2022/16/input.txt
@@ -0,0 +1,54 @@
+Valve XG has flow rate=0; tunnels lead to valves CR, OH
+Valve ZF has flow rate=7; tunnels lead to valves SC, BY, PM, LW, CJ
+Valve RD has flow rate=13; tunnels lead to valves JS, VM
+Valve XJ has flow rate=0; tunnels lead to valves JO, YO
+Valve CJ has flow rate=0; tunnels lead to valves UA, ZF
+Valve UA has flow rate=0; tunnels lead to valves ZP, CJ
+Valve EQ has flow rate=0; tunnels lead to valves ZP, RP
+Valve IU has flow rate=0; tunnels lead to valves EV, CN
+Valve QM has flow rate=0; tunnels lead to valves XA, CN
+Valve WC has flow rate=0; tunnels lead to valves JS, OH
+Valve MU has flow rate=0; tunnels lead to valves AA, ZP
+Valve MW has flow rate=11; tunnels lead to valves BM, AG, RG, NL
+Valve XA has flow rate=0; tunnels lead to valves JO, QM
+Valve OH has flow rate=12; tunnels lead to valves WC, YS, XG, KO
+Valve QD has flow rate=20; tunnels lead to valves BY, KY, CR, RP
+Valve OE has flow rate=0; tunnels lead to valves FB, BU
+Valve CB has flow rate=0; tunnels lead to valves AA, FX
+Valve TB has flow rate=23; tunnel leads to valve VM
+Valve PM has flow rate=0; tunnels lead to valves ZF, AA
+Valve YS has flow rate=0; tunnels lead to valves OH, RG
+Valve KO has flow rate=0; tunnels lead to valves OH, VT
+Valve AA has flow rate=0; tunnels lead to valves PM, MU, BM, AW, CB
+Valve RG has flow rate=0; tunnels lead to valves YS, MW
+Valve BU has flow rate=0; tunnels lead to valves OE, EV
+Valve RK has flow rate=0; tunnels lead to valves KY, FX
+Valve JO has flow rate=18; tunnels lead to valves NL, SX, XA, XJ
+Valve AG has flow rate=0; tunnels lead to valves IS, MW
+Valve AW has flow rate=0; tunnels lead to valves BS, AA
+Valve ZP has flow rate=9; tunnels lead to valves UA, NG, DU, MU, EQ
+Valve KY has flow rate=0; tunnels lead to valves QD, RK
+Valve EV has flow rate=19; tunnels lead to valves VT, BU, IU, SX
+Valve FB has flow rate=24; tunnel leads to valve OE
+Valve DU has flow rate=0; tunnels lead to valves IS, ZP
+Valve NG has flow rate=0; tunnels lead to valves FX, ZP
+Valve HC has flow rate=0; tunnels lead to valves CN, HB
+Valve SC has flow rate=0; tunnels lead to valves IS, ZF
+Valve HB has flow rate=22; tunnel leads to valve HC
+Valve VM has flow rate=0; tunnels lead to valves RD, TB
+Valve LW has flow rate=0; tunnels lead to valves ZF, FX
+Valve SX has flow rate=0; tunnels lead to valves EV, JO
+Valve FX has flow rate=6; tunnels lead to valves FA, NG, RK, LW, CB
+Valve JS has flow rate=0; tunnels lead to valves WC, RD
+Valve BM has flow rate=0; tunnels lead to valves MW, AA
+Valve FA has flow rate=0; tunnels lead to valves IS, FX
+Valve RP has flow rate=0; tunnels lead to valves QD, EQ
+Valve NL has flow rate=0; tunnels lead to valves MW, JO
+Valve CN has flow rate=15; tunnels lead to valves HC, QM, IU
+Valve BS has flow rate=0; tunnels lead to valves IS, AW
+Valve KP has flow rate=25; tunnel leads to valve YO
+Valve YO has flow rate=0; tunnels lead to valves XJ, KP
+Valve CR has flow rate=0; tunnels lead to valves XG, QD
+Valve BY has flow rate=0; tunnels lead to valves QD, ZF
+Valve IS has flow rate=5; tunnels lead to valves DU, SC, AG, FA, BS
+Valve VT has flow rate=0; tunnels lead to valves KO, EV
\ No newline at end of file
diff --git a/advent_of_code/2022/16/src/main.rs b/advent_of_code/2022/16/src/main.rs
new file mode 100644
index 0000000..c533940
--- /dev/null
+++ b/advent_of_code/2022/16/src/main.rs
@@ -0,0 +1,63 @@
+use nom::{
+    IResult, 
+    multi::separated_list1, 
+    sequence::{tuple, preceded}, 
+    character::complete::{self, multispace1}, 
+    bytes::complete::take,
+    bytes::streaming::tag,
+    branch::alt, Parser,
+};
+
+#[derive(Debug, PartialEq, PartialOrd, Clone)]
+struct Valve {
+    id: String,
+    flow: u32,
+    tunnels: Vec<String>,
+}
+
+fn parse_input(input: &str) -> IResult<&str, Vec<(String, u32, Vec<String>)>> {
+    let (input, valve_tuples) = separated_list1(
+        multispace1,
+        tuple((
+            preceded(
+                tag("Valve "), 
+                take(2 as usize).map(|s| String::from(s))),
+            preceded(
+                tag(" has flow rate="), 
+                complete::u32),
+            alt((
+                preceded(
+                    tag("; tunnels lead to valves "), 
+                    separated_list1(
+                        tag(", "), 
+                        take(2 as usize).map(|s| String::from(s)))),
+                preceded(
+                    tag("; tunnel leads to valve "), 
+                    take(2 as usize).map(|s| vec![String::from(s)])),
+            )),
+        ))
+    )(input)?;
+    
+    Ok((input, valve_tuples))
+}
+
+fn main() {
+    let input_text = include_str!("../test.txt");
+    let (_rest, valve_tuples) = parse_input(input_text).unwrap();
+
+    // Test the parsing
+    // for vt in &valve_tuples {
+    //     print!("Valve {} has flow rate={}; tunnels lead to valves ", vt.0.as_str(), vt.1);
+    //     for v in &vt.2 {
+    //         print!("{}, ", v.as_str());
+    //     }
+    //     println!();
+    // }
+
+    let valves : Vec<Valve> = valve_tuples
+        .into_iter()
+        .map(|(i, f, t)| Valve {id: i, flow: f, tunnels: t})
+        .collect();
+    
+    
+}
diff --git a/advent_of_code/2022/16/test.txt b/advent_of_code/2022/16/test.txt
new file mode 100644
index 0000000..85fa5b0
--- /dev/null
+++ b/advent_of_code/2022/16/test.txt
@@ -0,0 +1,10 @@
+Valve AA has flow rate=0; tunnels lead to valves DD, II, BB
+Valve BB has flow rate=13; tunnels lead to valves CC, AA
+Valve CC has flow rate=2; tunnels lead to valves DD, BB
+Valve DD has flow rate=20; tunnels lead to valves CC, AA, EE
+Valve EE has flow rate=3; tunnels lead to valves FF, DD
+Valve FF has flow rate=0; tunnels lead to valves EE, GG
+Valve GG has flow rate=0; tunnels lead to valves FF, HH
+Valve HH has flow rate=22; tunnel leads to valve GG
+Valve II has flow rate=0; tunnels lead to valves AA, JJ
+Valve JJ has flow rate=21; tunnel leads to valve II
\ No newline at end of file